According to :
No ... repeat, no ... area rugs on hardwood.

Why no hard wood floors? What if your house already has them?

He said "no rugs on hardwood floors". Not "no hardwood floors".

In other words, if you have a hardwood floor that's worth having,
show it off! Don't make it look like you're hiding damage.
--
Chris Lewis, Una confibula non set est
It's not just anyone who gets a Starship Cruiser class named after them.