How long it will takes to PS4 becomes the top selling 8 gen console?

[Cerebralbore101]

160rmf said:

Cerebralbore101 said:
3DS launched in early 2011 making it six years old.

PS4 launched in late 2013 making it four years old by the Holidays.

If you align launch years PS4 is already ahead.

Right, but what this has anything to do with the thread?

Well you could argue that top selling means fastest selling.