it sounds more like PS5 than PS4.5
the PS4 project started back in 2007-2008
→ http://www.wired.com/2013/11/playstation-4/
→ http://www.eurogamer.net/articles/2...clearly-we-had-some-issues-with-playstation-3
the PS4 project started back in 2007-2008
... after the launch of the PS3, when Kutaragi gave way to Kazuo Hirai as the head of Sony Computer Entertainment, the subsidiary that oversees the PlayStation, Cerny took his shot. In 2007, after winning the approval of Yoshida, who was still in charge of game development for the PlayStation, he put himself forward as the lead architect of the PS4.
→ http://www.wired.com/2013/11/playstation-4/
2007 was when Mark Cerny began researching the X86 processor that's now inside PlayStation 4. His passion for Sony's new machine and what ought to be in it led him to pitch for control of the project. He got it.
...
As early as 2008, Mark Cerny began asking developers what they wanted in PS4.
→ http://www.eurogamer.net/articles/2...clearly-we-had-some-issues-with-playstation-3