Looking at all the versions of the game, he sold over 170,000 copies regularly, with another 270,000 downloads coming via PlayStation Plus. For more detail, “it’s had a strong tail, generating even more revenue this year than last year.”
http://www.playstationlifestyle.net/...re-through-ps/

That's in regards to Retro City Rampage. I think that might show why Sony is going to end up charging for online. A game that is a part of the service you're paying for only gets 270,000 downloads? There much be a lot less subscribers than I thought. Something doesn't add up either way.