And they have this third thing, which is… You know, Facebook for a long time had… if you needed to be verified, they could call you and video, you could do a video conversation with you? But now that could be a deepfake. So, they call you and they give you some instructions, like things, but they flash random colors of light out of the screen, and they look for the reflection on your face to check that you’re 3D instead of a 2D deepfake.