Game A sounds boring.
But yeah, I don't think it's a good idea.
If they find out how much we've been giving it away it'll really blow the place apart.
Better to have them think we're a small group of people.

Why this site doesn't modernized for download managers?

The new server supports limited resuming - what they don't want is multiple connections to the server from one IP because it leeches bandwidth. Besides, the files aren't exactly huge.

Is a game abandomware if it's not selled anymore (in the stores)??

i belive game is abandoned when you can buy original,theres not assistance for that game etc.but you can find it somewhere on this forum

A game is abandoned when you can't buy the game, nor get suport for it, AND the copy-right holders won't rip your balls off for hosting it on a site.

Yeah, there's a pretty good definition in the FAQ, and also check out Wikipedia for more info