It is well known that cats have made steps on the path to world domination. Some of them even have abandoned any pretence of submission. Feline purrs absolutely dominate their surroundings.
See what people who know their true place in the household hierarchy are capable of.
The stairs are good for slimming down.
This privileged housemate should have his own bedroom.
As a last resort, a hammock will do. But, try a bit more, human.