They can accommodate about 6x as many as for TI3, it'll be interesting to see how much longer it takes for them to sell it or whether there's no appreciable difference.
Some people were saying the same thing about their foray into the software distribution market in the early days of Steam. Valve take risks, which sometimes pay off. Massively.
Whether their VR experiment will be useful to them or not remains to be seen. I never assumed they were interested...
The only part of this development that worries me is that with Facebook backing Oculus may become overly dominant in the VR market and we'd have a near-monopoly with limited innovation. Opportunists could well see Facebook's move and seek to emulate it, though band-waggoners could do more harm...
Looks... alright. The swordfighting seems a bit weightless as the mo-cap guys just tap each other's swords and I would prefer a more interesting medieval setting, e.g. Byzantine Empire rather than HRE.
It depends on whether a replay will be generated and/or can be accessed from a crashed game. Certainly I've had games that crashed and then never shown up in history for me to find a replay.