I'm not sure why everyone's assuming that this office cost fabulous amounts of money. Good designers can make tight budgets go far. The only really expensive piece I see in this office is the stone table - but if they spent wisely on the rest, why not allow themselves one big expense?
I mean, their desks are from Ikea for crap's sake! If they were looking to throw money out the window, they wouldn't have bought desks from Ikea.
It also shows they're spending more energy/thought into what people think, rather than putting that effort into their product.
How many new features has twitter added in the last year?
How about they spend the effort adding [share video] [share picture] on the web interface to twitter? How about allowing more than 140 characters and creating a trimmed version for the 7 people using SMS (Or send as multiple messages).
I mean, their desks are from Ikea for crap's sake! If they were looking to throw money out the window, they wouldn't have bought desks from Ikea.