Yes, and? It has mechanisms with well defined semantics such as GCHandle and KeepAlive. That’s literally what it is there for so it makes this: “or attempt to m

Yes, and? It has mechanisms with well defined semantics such as GCHandle and KeepAlive. That’s literally what it is there for so it makes this: “or attempt to manually extend the lifetime of a finalizable object, and then pray the compiler and GC don’t learn new tricks to invalidate your trick” a non starter. It’s not a trick, it’s a documented interface.