What's so disturbing about the FDA's actions? Prochymal was found to be no better than a placebo when used as a treatment in two clinical trials for graft-versus-host disease. Sounds to me like the FDA is doing exactly what it is supposed to be doing -- preventing companies from selling snake oil as a legitimate medical treatment in the US.
"Airbnb has partnered up with the world-famous Gensler Architects (same folks who renovated Terminal 2) to design the space. The building is also going to seek LEED Silver certification"
Obviously, the picture is what the building will look like after renovations are done.