And prostitues are called escorts because they only keep you company on your travels.

The rules are as they are. If someone stimulates your economy, they can get in. Nobody is going to ask why.

I'd be surprised (and amused) if they had refused him entry "because we think you may be doing it for yourself more than for us."

Call it what you want to. There are a few hundred xero employees (kiwis) supporting families, the economy, adding to the technical chops of NZ, ..., because of Theil's investment.

That can't possibly be so bad.

Do you have reason to believe Thiel was the last/only person willing to make that investment?

Edit: To be clear: point is, yes, investment is valuable, but it doesn't necessarily follow that there's no company or employment but-for his investment.