However, since then he's been a total, complete swamp creature. My guess is that Obama, embarrassed by getting schooled, pretty much found all the dirt in Ryan's life, and now Ryan is content in destroying the GOP majority in the House and being a consistent never-Trumper in exchange for millions of dollars in lobbying deals and for his secrets to be kept secret.
You don’t have to find “the dirt” on someone like Ryan to manipulate them. There are plenty of emotional and monetary incentives to move them wherever you want.
No rudder? No problem!