Michelle Lanz/KPCC

The new Vine app is seen on an iPhone.

Meet Vine. The mobile app is a cross between YouTube and Instagram and it lets users create and post six second video clips. Vine debuted less than a month ago but it's already being used for commercials and movie releases.

It's even suffered from a porn scandal. Here with more on Vine is Angela Watercutter, who covers pop culture for Wired.