It's the combination of software that is infinitely malleable, and capitalism. Successful entrepreneurs in software want liquidity. So no matter how benevolent they start out being, they eventually lose control and the software gets turned into an exploitative adversary to satisfy investor owners.

This is fine if you can refuse the deal. Lots of software and the companies selling it have died that way. But if you've made a product addictive or necessary for everyday survival, you have the customer by the short hairs.

The technology underlying Bluesky is deliberately designed so that it's hard to keep a customer captive. It will be interesting to see if that helps.