Chip binning is great because it creates less waste, cheaper product and more profit for the manufacturer. Rare case of where everyone seem to win.

But there was this case where intel was designing chip that could be sold at lower price and more cores could be unlocked in software for a price.
https://www.zdnet.com/article/facepalm-of-the-day-intel-charges-customers-50-to-unlock-cpu-features/