Long-term Raspberry Pi watchers will have seen a lot of OS upgrades in their time ... which is to say the Pi 3, Zero 2 W, Pi 4, Pi 400, and the more powerful Compute Modules.
Raspberry Pi sent us one for review, and if you were just about to pick up a Pi 4 for a project that needs the speed, we’d say that you might wait a couple weeks until the Raspberry Pi 5 goes on ...