[siculars]

The fact they failed twice, as you point out, is only more reason to believe they will succeed. There isn't much that success first contact with reality.

A trillion dollar company with the temerity to endure will eventually succeed.

[prawn]

Yes, it demonstrates they're confident this is a direction things are taking and that they are in a good position to achieve it. I don't use Facebook so it all makes me a bit uncomfortable, but I think they'll get there. Solid VR option, massive userbase, stable of smart employees, warchest, etc.