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

[160rmf]

Cerebralbore101 said:

160rmf said:

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

Well you could argue that top selling means fastest selling. 

Is there a better way to asking when PS4 will have the biggest amount of units sold without making a confusion? English is not my native language.