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Questions tagged [technology]

Questions about how Judaism interacts with technological innovations.

3
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1answer
55 views

Would it be mutar to be implanted with a microchip and leave it in over shabbos?

A few years ago a swedish company started implanting employees with rice-sized microchips in the backs of their hands. An american company followed suit. the chips can open doors, grant access to work ...
5
votes
1answer
55 views

Different Smart/Sport Watches on Shabbat

I looked at some of the other smartwatch threads, and being that they were older, they don't cover the following two cases: Hybrid Smartwatches Sports watches First the assumptions / definitions I ...
0
votes
1answer
52 views

Is there a cell-service “blocker” for shuls?

I've read that many shuls have "cell phone lockers" to encourage people who come for praying to store their phones prior to entering the shul. It's a great idea, but, many shuls don't have this, or ...
1
vote
1answer
75 views

CPAP on Shabbat

What is the halacha for using a CPAP machine for sleep apnea, that must be used daily, on Shabbat? A CPAP machine for sleep disorders obviously would be switched on before retiring to bed and off ...
3
votes
0answers
85 views

Would somebody be yotze the Megillah reading by watching it LIVE STREAMING while following from a Kosher Megillah?

On motzei shabbat, I usually watch the megillah being read from The Shul of the Seven Beggars on my computer, which, for the record had been turned on, and set up, before Shabbat following their ...
2
votes
1answer
66 views

Can someone wearing a cochlear implant fulfill the mitzvah of hearing the Shofar?

Someone who hears via use of a cochlear implant is considered a pike'ach and not a cheresh, halachically. See this MY question for details. My question focuses more on the actual workings of the ...
-1
votes
1answer
97 views

How did Abraham perform brit milah?

Abraham (around 1800 BC) performed circumcision. At that period, what tool must he have used to do that? Also, Genesis 18:7-8 says he cooked a calf. What tool must he have used to kill the calf at ...
3
votes
1answer
49 views

If one is noder hana’ah from a smartphone, what is included?

Let’s say someone says he is noder hana’ah from a smartphone. What is included in the Neder? I assume that using the physical object (ex. as a paperweight) would be out. I assume that using the ...
0
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0answers
43 views

Composite materials in Halacha

I know about two composite materials -- particle board and composite leather. Each is made of small bits of the original mixed with filler/binder. In halacha, there are times when wood and leather are ...
5
votes
1answer
87 views

Can one post a negative comment on a site such as Google or Yelp?

This answer states Chafetz Chaim's 7 rules regarding to'elet for Lashon Hara. When a service provider posts his business on a ratings site such as a doctor's site like Zocdoc, or one of the travel ...
4
votes
1answer
291 views

Could video be considered as a valid halachic witness in court?

My understanding is that court cases require a minimum of two witnesses to testify against someone. Could one of these witnesses be a video, or does it need to be specifically a live human? Would ...
3
votes
1answer
50 views

Answering phone during Kerias Shema

There are various rules pertaining to interruptions during the recitation of Shema. As first formulated in the Mishnah (Berachos 13a), there are certain interruptions that are allowed for "honor" and ...
2
votes
1answer
107 views

Can a robot do Bedikat Chametz?

Inspired by this video, I'm curious if a robot can do bedikat chametz for you. The video shows a rhumba with a spoon and candle roaming around the house cleaning the floor. (Granted, the spoon and ...
1
vote
1answer
108 views

Does a refrigerator ice machine need to be cleaned for Pesach?

Many refrigerators have an outside ice / water dispenser. The fridge makes ice "cones" which go into a reserved plastic ice bucket that is attached to the inside of the fridge door. Ice can be ...
-1
votes
1answer
95 views

Can one use a milk frother on Pesach?

Gourmia makes a milk frother. The machine consists of a stainless steel pitcher that has a rotating "wheel" with an optional removable wire wisk that attaches to the wheel. The whisk is used to create ...
1
vote
3answers
132 views

Can a robot count in a minyan?

Can a robot count in a minyan? This answer brings that a robot is not Mechuyav in Mitzvot. I'd like to know if there are sources stating any other reasons (if any).
2
votes
1answer
76 views

Doing Rambam using audio shiur?

Regarding the institution of the last Lubavitcher Rebbe to learn the Rambam, either 3 chapters a day or 1 chapter a day, does anyone know if one is yotzei by listening to and understanding a audio ...
8
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0answers
150 views

Changeable page number sign for shul

In the shul (synagogue) I went to growing up, and in other shuls I've been to, they had a device for displaying the current page number. It was a wall-mounted box with three windows, behind each of ...
6
votes
1answer
142 views

Moving with magnets: what's the status in halacha?

If I move something on Shabbos with the force of a magnet, is that considered Halachicly like I move it with my hands (גופו), with my force (כוחו), indirect (גרמא), or have I done nothing? This is ...
2
votes
1answer
84 views

How can ultrasound be used to resolve a niddah question?

In this post Rabbi Slifkin makes the following statement Somebody once asked the great and underappreciated Rav Nachum Rabinovich, shlita, about whether one can use ultrasound to resolve a niddah ...
5
votes
1answer
65 views

Are you responsible for damage your driverless car causes?

Driverless cars are in the process of becoming a reality and it is a matter of time before they are a mainstream product. These car are pre-programmed to make certain decisions in the case of imminent ...
2
votes
2answers
202 views

Can leaving an online product or service review be considered a form of damage?

There is considerable research which shows that an online review of a product or service can effect, positively or negatively, on a business. If I buy a product or use a service and then review them ...
2
votes
2answers
85 views

Is there a “Jew” P.S. app for Android or iPhone?

I know that there are various minyan-finding sites like godaven.com They tell you the location and times of the closest shul to where you are located. Is there an app that can locate Jews who are ...
3
votes
1answer
131 views

Is there a commentary concordance?

I gather that there are both printed as well as on-line concordances for Tanac"h where one could enter a word or phrase and a list of matches appears. Is there such a thing like a Rash"i or other ...
1
vote
2answers
36 views

Looking for a web site that displays list of specific dates that Jewish holidays occurred

I am looking for a web site that can shows some statistics such as the last time that the 1st day of Chanukah was on Friday, or even a list of when such occurrences were in the past several centuries, ...
2
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0answers
40 views

Meat and milk with removable orthodontics

Is a person required to have different removable orthodontics (e.g. retainer, active plate etc.) for consuming meat and dairy?
9
votes
3answers
452 views

Davening with a Minyan in China

I regularly travel to China (and other countries) for business purposes. I know there are other Jewish travelers who do the same which I sometimes meet on the way. I think that if we have the right ...
1
vote
1answer
69 views

Should one using dialysis or colostomy bag say “Asher Yatzar”? [duplicate]

I see that this M.Y. question mentions "unusual" applications of saying "Asher Yatzar". The answers all state that one should say it "after going to the bathroom". I understand this term means ...
3
votes
0answers
61 views

recordings of chazanim made on Shabbos or yom tov

Someone gave me a recording of the tefilos of Yom Kippur in a well known Yeshiva. The Baal tefila is no longer alive. The recording was made by a jew placing a modern digital recorder underneath the ...
3
votes
0answers
74 views

May one say the bracha on seeing lightning, meteors, or comets if viewed through binoculars or a telescope?

O.C. 227:1 indicates saying בא"ה אמ"ה עושה מעשה בראשית on seeing זיקין (Mechaber describes this as a meteor; Mishnah Berurah surmises that this may be a comet.) The same blessing is suggested for ...
2
votes
0answers
48 views

Can I be held responsible for actively destroying my friend's files?

In a case of sending someone a computer virus, there's room to argue that it's indirect, that they damaged themselves by opening the file (albeit unintentionally), etc. What if I go over to your ...
0
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2answers
789 views

I need a free PDF transliterated orthodox siddur

Shalom everyone, I am a jew who is really really bad when reading Hebrew and also I don't have a lot of wealth. I would like to have a PDF Orthodox (chassidic) siddur, with English transliteration. I ...
7
votes
0answers
79 views

Spam texts to run up a person's bill

Many cell phone plans allot a person a certain number of texts each month and charge for every text over that limit. This is for both texts sent and received. Now, phone calls can be denied, but ...
0
votes
0answers
62 views

May someone with a monotonic voice be a Ba'al Kri'ah?

I understand that the main purpose of trope is grammatical. The musical aspect, as I understand is secondary. Halachically, when one reads the Torah publicly, is one required to sing it with the ...
1
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0answers
139 views

Digital Zmanim Displays from Bee Zee Systems [closed]

I noticed digital zmanim displays in many synagogues from Bee Zee Systems and I would like to get a break down of the cost associated with installing such a system. I contacted Bee Zee Systems and I ...
5
votes
0answers
151 views

Investing in cryptocurrency. Is there an issue?

Is there a problem with investing in a digital currency and letting it sit on Shabbat and holidays? It's fairly volatile and can increase or decrease greatly in value. So I'm wondering if these ...
2
votes
0answers
40 views

Sending an email or whatsapp to someone when it is shabbos in their location [duplicate]

I have heard that there is some sort of issue with sending messages to people who are in a place where it is shabbos, even if they are totally shomer shabbos. No source comes to mind, but I think it ...
5
votes
0answers
92 views

Is it bad for one to let bits of one's personal life become known online?

Isaac Moses wrote: Over the years, Gershon Gold has demonstrated great research skills, often coming up with on-point sources for interesting Halachic questions very quickly. He has also been an ...
4
votes
1answer
55 views

Looking for the booklet of sources from “The Purim Story”

There is a dramatization of the purim story called "The Purim Story". It was originally released as a double cassette album and came with a booklet of sources i.e. which medrashim are the source for ...
2
votes
0answers
67 views

Could a person leave skype on all shabbat? [duplicate]

I am wondering if it's forbidden to leave a skype call on all day/night during shabbat if a person prepared the skype call BEFORE shabbat and if it was only a voice call and not a video call and if ...
7
votes
1answer
98 views

Trying to find a quote of the Cheshek Shlomo

I'm trying to find the source of a quote I saw. I was reading an article about test tube beef and came across the following: [Rabbi Menachem] Genack noted another source for viewing cultured meat ...
1
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0answers
52 views

Murder by Machine

Say that Reuven is at the batting cages. After the machine turns off, Shimon flips it back on without Reuven knowing. A ball whacks Reuven in the head. Is Shimon liable for the resulting death? What ...
1
vote
0answers
40 views

Can Microwaves ever need Libun?

Very often microwaves have food splattered all over them. If the oven were to need to be Kashered would the spots that had food on them need Libun since they absorbed food directly (without a liquid ...
5
votes
0answers
70 views

May one install a web cam to check in on an elderly parent?

With a friend, I discussed the idea of installing a web cam to check in on an elderly parent who lives in her apartment alone and is serviced by a Gentile aid. The children are concerned that the aid ...
16
votes
2answers
506 views

Formal Logic and Gemara

I've recently tried to fuse my background in programming with my Gemara learning, resulting in what I now call computational gemara. You can read more about the idea here. An older article I wrote ...
2
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0answers
73 views

What are the halachic issues with self-driving cars that minimize overall damage instead of protecting the passengers? [duplicate]

As self-driving cars are becoming more common, I hear more and more people talking about the benefits when most of the cars on the road are self-driving and programming can optimize traffic flow. ...
2
votes
0answers
75 views

Can the Chanukah candles be lit via a timer?

Let's say someone attaches a timer to a fuse / lighter that sends a spark to light the candles. Can lighting be done automatically, or must each candle be lit by human physical action, only? As @...
0
votes
1answer
70 views

Seeking a web site or computer program to quickly find kvi'ot

I have a fascination with various aspects of the Judaic calendar. One aspect I find fascinating is kvi'ot. A kvi'ah is a 3 letter mnemonic (in some cases, a 2-letter mnemonic is used) to indicate ...
9
votes
0answers
127 views

Where can I get the data base for Masoret Hashas?

I really interested about the connections between masechtot, I mean like how many times does Masechet Brachot quote Masechet Shabat for example. So, for this I need all the data of the Masoret Hashas,...
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0answers
68 views

Wikileaks in Halacha

Could one make the argument that it is assur to read documents and other info made available through websites such as Wikileaks on the basis of it being assur to derive benefit from something that is ...