Yes, they got killed by the iPhone. But wasn't just the iPhone.

For nearly a decade, Research in Motion was the global leader in smartphones with its iconic QWERTY-keyboard-having Blackberry. Through a mix of guerilla marketing and an unexpected boost in sales after 9/11, the rather simplistic email device was transferring some of the world’s most closely guarded secrets, from government officials, business leaders, and celebrities through some servers in Waterloo, Ontario. What was the cause of its demise? The iPhone? Google? Hubris?