Now that the LG Optimus 3D is official, we know what you're wondering: why would I want 3D how can I share 3D video from my new dual-core cellphone? Easy, the YouTube 3D channel. LG's new twin-lens handset features a YouTube 3D video application that lets owners upload their 3D flicks in snap. So get ready to bust out the paper anaglyph glasses folks. Our future, as envisioned by a 1950s 3D-film audience, has arrived.