It seems that they all play chess there.
Or watch too much p*rn? 
Well, the whole thing is a bit taken out of context with this video. This is obviously a prototype that they think is good enough to let the public try it. They might remove or change it before an actual release.
Definitely p"rn.
…
So does the work they put into this go towards a new flamethrower hero at all?
Also, why is Lucio the Only one who sounds genuinely in pain?