Problem is, some people like playing on console, using a controller. So the question is, why should Sony eliminate the main thing that made their console a market leader for 3 out of the 4 generations it's been in the hardware business?
I think the consumer case for Sony being 3rd party is good, just like the consumer case for any software developer to be 3rd party is good. But where's the business case?
“The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.” - Bertrand Russell
"When the power of love overcomes the love of power, the world will know peace."
Jimi Hendrix