Kids these days are used to electronics that come in very small packages. Nowadays, smartphones and tablets are powerful enough to replace a desktop computer.
Kevin Allocca is YouTube's trends manager, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral.
GPS location apps on a smartphone can be very handy when mapping a travel route or finding nearby events. But how does your smartphone know where you are?