When highly effective B2B salespeople close a big deal, what is the first thing they do? They don't rest on their laurels or move on to the next opportunity as quickly as possible. They don't leave their new customer wondering what happened to the relationship they built.
Whether it's a good idea to use public money to support a stadium for a privately owned sports team is a question for another day. Walter O'Malley moved his team because he felt it was to his financial benefit to do so. That's what capitalists are supposed to do.
Forbes predicts that by 2020 50% of the US workforce will be comprised of freelance workers. While a large portion of these workers will be non-strategic -- your Uber drivers, etc -- the real shift is with highly skilled, strategic thinkers.
While the daunting task of deploying a successful proof-of-concept falls on the founders and startup owners themselves, a successful PoC is even more valuable to a large enterprise when it meets their need to drive their businesses forward and minimize risk.
If companies were making offers to technologists that were commensurate with what they pay their attorneys, I think we would find the supposed "tech shortage" would rapidly disappear for those companies.
Needless to say, the growth of B2B mobile apps has been spectacular and is penetrating geographies and industry verticals, as well as opening up newer technological frontiers - Wearables, Enterprise of Things, Virtual Reality, etc.