Ken Kutaragi is the main man behind PlayStation. He was the one who developed PlayStation 1 to 3. He is known for his crazy ambitions and talks in technology. His hardware customizations were always ahead of their time but also difficult to work with.
Yoshinori Kitase in a recent interview explains the issues that they faced during the porting of Final Fantasy X|X-2 HD to PlayStation 3 and PlayStation VITA, giving us an insight on how a complicated hardware setup can make porting difficult.