Reminds me video games, p2p is cheaper since you don't have to host your gameservers, but p2p lags hard and enabled a lot of "cheats" and so on... Plus you have

Reminds me video games, p2p is cheaper since you don't have to host your gameservers, but p2p lags hard and enabled a lot of "cheats" and so on... Plus you have to manage network issues like unpn / NAT ect..