They're gonna need that UHD player if they want to sell more. Otherwise their marketshare is shrinking as UHD TVs are rising.
No. Although, on a personal level, I do want it, and acknowledge it would only help. In it's absence, the PS4 is still going to hit the numbers predicted in this thread within reason. Sony doesn't "need" it to sell more though.
YOU WILL SERVE THE BRIGHT LORD!