PlayStation Home was created on 2008-12-11.
No, only the PlayStation 3 has PlayStation Home. Sorry. :(
No the PS3 when it is connected to the Playstation Network
PlayStation Home is exclusively on the PlayStation 3. To get it, go under "PlayStation Network" on your PS3's menu and select the "PlayStation Home" option - it will then download the software for you to go on.
No you do not need to pay for Playstation Home.
PlayStation World was created in 2000.
PlayStation Underground was created in 1997.
PlayStation - console - was created in 1994.
Dengeki PlayStation was created in 1994.
The Playstation Home is part of the Playstation network and if you have a PS3 with a internet connection it is available to you
PlayStation Store was created in 2006-11.
Playstation Home will only be available to members of the Playstation Network and will not be available to everyone
Sony created the playstation