It's not just the Trump Administration’s H-1B visa overhaul that’s keeping people away from jobs and conferences in the US. I go to a lot of tech conferences — 13 in 2025 — and many of those I attend are outside the US; several are in London, one is in Amsterdam, another in Paris, and two in Tokyo. Wherever I went this past year, when we weren’t talking about AI, Linux, the cloud, or open-source software, the top non-tech topic for non-Americans involved the sweeping changes that have occurred s...