have to acknowledge this. it would be crazy not to say something. >> it is with a heavy heart that i must share some tragic news that has befallen the hq family. >> so i had the idea to say, like, let's go live at 9:00, and i will just, you know, eulogize colin. >> colin, or ck as we called him, was a true visionary, who changed the game twice, first with vine and then with this very app. >> you always wonder, like, what was he going to make next? >> thank you, ck. good night, everybody. >> we have no idea how mobile and media might have changed if he'd still been around another decade or two. >> some people come into our lives and leave too soon, leaving behind an afterimage, a fading memory.