Home/Facebook is Now Closer into Building Your Virtual Copy/Still, the biggest problem with Facebook’s avatars is that they’re trapped in its worlds of Oculus and social VR. In October, I called on Facebook to build a competitor to Snapchat’s wildly popular Bitmoji avatars, and we’re still waiting. Still, the biggest problem with Facebook’s avatars is that they’re trapped in its worlds of Oculus and social VR. In October, I called on Facebook to build a competitor to Snapchat’s wildly popular Bitmoji avatars, and we’re still waiting.