2) Consoles are far simpler to setup and use, and will look nicer than nearly any build.
3) There are unique functions to each of the input devices on these consoles.
4) There are unique sharing/community functions that will operate across every game on the platform.
PCs do have their advantages (upgradeable power/mods), but consoles also have theirs. Pretending they don't is fanboi-ism.