Earlier quoted context omitted.
It doesn't matter so long as they didn't violate any licenses. Where the product starts and where it ends will be two totally different endpoints that are sure to diverge once they find their domain and business model.
Starting off by making an obviously hamfisted move matters. It's a headwind to overcome. Is it possible to overcome? Sure. Yes, you can heal after shooting yourself in the foot. (And, of course, removing attribution is violating licenses ). However, they're unlikely to face litigation for this. The possible legal consequences aren't the actual consequences they're likely to face.
I agree adding their own license was hamfisted, but honestly, if I'm funding a company I hope they would spend less than https://github.com/trypear/pearai-app?tab=readme-ov-file