PS4 ACHIEVED what Wii couldn't (50 + % Marketshare May 2015)

[Teeqoz]

Ljink96 said:
Yeah but it won't be for long. PS has much more to worry about that marketshare. It's just a number. Looks in this case are very deceiving. It's sad but true.

Would you mind giving a reason for why the looks are decieving? What does PS have to worry about?