Unpopular opinion: The license makes sense and should have been enforced from the start.
The Benchy is a benchmarking tool, not just visually but there are also various features you can measure and check against the dimensions on the website. But that doesn't work if the model you're printing has been modified.
If it looks like a beachy, it should have been printed from the original model, so it's always comparable. Preventing derivatives means you can be sure of that, even if it came on the included SD card with your printer. Otherwise, manufacturers could include a modified model that makes their printers look better than they are.