Real life is far too unbalanced and random to make a sound basis for a game.
selectron
Organic roads still seem good to me. The only game I ever multiplay is Quake Live so having one less thing for the AI to be horribly inferior at than the singleplayer sounds good to me. I do wonder how easy it is to implement though, since it would be important to have roads link to other roads too, rather than just have a load of stripes. TheProgress' idea seems good too, it would encourage main roads with others linking up to them. I don't care about the
Jeez, a bit late for this one. Having read about half the thread, organic roads sound great and could be fascinating to watch develop. I reckon after a certain amount of time and trade a rudimentary road could come about which will offer a bonus to time or trade value. This could be taken into account by all other traders thereafter: without something like that would you just get a patchwork of boring straight line roads everywhere? I want to see major thoroughfare