Perhaps a startup founder could exploit "ease-of-travel arbitrage" and offer a service: Remote working from several countries that are easy to get to, accept a wide range of passports, and have enormous bandwidth.

Canada is a lot more open than the US at this point in time, but it's not all roses for people even to get to Vancouver.

What if there were a hub in, say Dubai? And a few other spots around the world?

I imagine Ycombinator would be one of many potential clients. Universities whose students have to delay a semester might use it. Other institutions would use it.