It's not a problem for you maybe, but if you run a business providing some niche specific software in some area, having the model suck up all your code and learn from it is pretty harmful because your competitors and customers will be able to vibe code your product after the next model release. You're training a competitor to your business. People are very worried about this which is why companies like Claude don't train on enterprise data, and for lots of companies this exact situation is a deal breaker.