It would be a bit similar to that one text based game you linked a while back.

Except I would actually build a better UI, and it would play a bit more like a strategy game.

I think it could be a fun concept. Trying to figure out how to monetize it though.

The most sensible way to write it, would be browser based. Just run one large world simulation and all the players draw from that. Trying to figure out if theres any good way to add typical F2P monetization to it though.

For who could be free when every other man's humour might domineer over him? - John Locke (2nd Treatise, sect 57)