Devindra Hardawar / Engadget
BlackBerry OS devices are pretty much dead after January 4th – Pour one out for the BlackBerry, the former king of mobile. The company has announced that as of January 4th, classic devices running BlackBerry OS 7.1 or earlier, as well as OS 10, will lose key services. And by key, we mean absolutely crucial capabilities, like phone calls, texting, data …
