Lesson plan

BBM (software)

BBM, formally known by its full name BlackBerry Messenger, was a consumer-oriented proprietary mobile instant messenger and videotelephony application service originally developed by BlackBerry Limited and later briefly by Indonesian company Emtek under license. Initially it was included and offered on BlackBerry devices before it was expanded to cross-platform in 2013. BBM was shut down on May 31, 2019; the company since continues to offer the paid enterprise edition, BBM Enterprise, which forms a part of BlackBerry Unified Endpoint Manager (UEM) service. Messages sent via BBM were sent over the Internet and sent using the BlackBerry PIN system. In the past, many service providers allowed sign-in to BBM using a dedicated BlackBerry data plan. Exchanging messages was possible to a single person or via dedicated discussion or chat groups, which allowed multiple BlackBerry devices to communicate in a single session. In addition to offering text-based instant messages, BBM also allowed users to send pictures, voicenotes (audio recordings), files (up to 16 MB), share real time location on a map, stickers and a wide selection of emojis. Communication was possible only among BlackBerry devices, until late 2013 when BBM was released on iOS and Android systems followed by Windows Phone. Over 300 million Stickers were shared. Daily, approximately 150,000 BBM Voice Calls were placed.…

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Article summary

BBM, formally known by its full name BlackBerry Messenger, was a consumer-oriented proprietary mobile instant messenger and videotelephony application service originally developed by BlackBerry Limited and later briefly by Indonesian company Emtek under license. Initially it was included and offered on BlackBerry devices before it was expanded to cross-platform in 2013. BBM was shut down on May 31, 2019; the company since continues to offer the paid enterprise edition, BBM Enterprise, which forms a part of BlackBerry Unified Endpoint Manager (UEM) service. Messages sent via BBM were sent over the Internet and sent using the BlackBerry PIN system. In the past, many service providers allowed sign-in to BBM using a dedicated BlackBerry data plan. Exchanging messages was possible to a single person or via dedicated discussion or chat groups, which allowed multiple BlackBerry devices to communicate in a single session. In addition to offering text-based instant messages, BBM also allowed users to send pictures, voicenotes (audio recordings), files (up to 16 MB), share real time location on a map, stickers and a wide selection of emojis. Communication was possible only among BlackBerry devices, until late 2013 when BBM was released on iOS and Android systems followed by Windows Phone. Over 300 million Stickers were shared. Daily, approximately 150,000 BBM Voice Calls were placed.…

Key claims

  1. release date: 2013-10-21 — source: Wikipedia · confidence 0.95
  2. release date: 2014 — source: Wikipedia · confidence 0.95

Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. The record states that the release date is "2013-10-21". What evidence would count against this claim?
  3. The record states that the release date is "2014". What evidence would count against this claim?
  4. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  5. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

  1. Wikipedia https://en.wikipedia.org/w/index.php?oldid=1378400426

Key claims and bibliography are generated from the same tracked claims and sources as the article page.