Yes the PSP Go was already released and on February 22 2012 the Playstation Vita will be released. No new console has been scheduled for release in 2012
It is not a new PlayStation just an option system to be added to the PS3 called PlayStation Move
by going to the playstation store
yes All PS3 can play Select PlayStation 1 games including the new PS3 slim models
No it is a Playstation Network account and to make one on the PS3 you need to add a new PS3 user and then create a Playstation Network Master account
in 2110 or 2120 The next PS3 improvement will still be for the PS3 see related link for what a new PS3 or "PS4" would be like
No, you can use PS Move on any PlayStation 3 SKU.
No the PS3 when it is connected to the Playstation Network
You can first try using the old code that you purchased on the new PS3. If it does not work then yes you will then need to purchase a new code for the new PS3.
For me PlayStation Home.
You buy them on playstation store
no
No the old Playstation games have titles that will play in the new PS3 console, but not the other way around