>In another corner, white mattresses are propped up against the wall ready for use by employees who need a place to stay when they are visiting San Francisco<

Mostly this happens in early stage startups but continuing it at a level when your company is $1.75B is absolutely phenomenal. The effect of this type of culture is what attracts talented people and makes sticking around worth it.

I would personally kill to be part of an organization which brews a culture like this.