The T-Rex 3 Pro is Amazfit's stab at making a Garmin Fenix 8, which is in my opinion the current best fitness tracker money can buy. The only problem is that it costs $1,100. The idea that you could have a watch with Garmin features and materials for $400 is very appealing, but it does have a lot of problems.
There is a plague in software development as of today, and it has become something we are gradually beginning to accept. It goes something like this: you're stuck on some code, so you deliver a code snippet to your favorite AI tool, hoping to debug it. You might get a solution, but then your AI tool introduces a new bug, which you suddenly have to spend time debugging.