It absolutely fucking BAFFLES me that Brooks' Law isn't known by every software manager on the planet.
I've quoted it so many times at work, even in engineering focused teams in at least two big tech companies. It's not a concrete fact, but it explains why so many teams are hilariously shit at delivering software.
I'm in the UK, and I work with a LOT of Americans already, so know this first hand:
To answer your question, you're more than welcome here, and it's much easier to get a visa to the UK for you than for us to go to the US. Expect some people to give you shit for Trump, but give them shit back for Brexit and electing the Tories for 15 years.