BlackBerry was once the phone of choice for Wall Street traders, politicians and celebrities, thanks in part to its well-regarded security system. President Obama was spotted with a BlackBerry. So was Kim Kardashian West.
ิิBut the company was too late to the touchscreen game, and customers left in droves for Apple's iPhone, Samsung's Galaxy and other devices running on Google's Android system.
Even Microsoft has moved ahead of BlackBerry with its Windows Phones.