Teenagers have short attention spans, but Snapchat’s latest feature could keep them tuned in.<br />Today Snapchat is introducing a new set of filters called “Speed Modifiers” for videos you shoot on iOS or Android.<br />They let you add slow motion, fast-forward, or rewind effects to your video.<br />Just swipe sideways after shooting a video and you’ll eventually see them applied to your snap.<br />Snapchat is also adding 3D Touch capability for the iPhone 6S and 6S+ today.<br />You can strong tap on your Snapchat homescreen icon to quickly reach options for sending a snap or adding a new friend.<br />The features come in an update for iOS and Android that should be out soon if you don’t see it yet.