The PS4 is definitely peaking people's interest. And if you look at each company's Youtube page, it also shows the strength of the PS brand. I do have to give credit to Nintendo for passing MS in a much shorter time, though.
Xbox (created 10/31/05) - ~169K subs; ~40M views
Nintendo (created 1/25/11) - ~239K subs; ~84M views
Playstation (created 12/16/05) - ~808K subs; ~186M views