Exactly my point. I'd venture to guess that Marriott (another hotel company that actually owns their properties and thus arguably has more at stake) has a tech stack vastly more complicated than Airbnb's, and yet Marriott would never announce they're building a "tech hub" in any city.
>>bpicol+Df
For me at least, I found banking to be incredible, teams of DBAs managing very expensive database servers to perfection and high scale web apps that almost always work correctly