I think once the 21 million (or whatever, too lazy to look up the actual number) coins are produced the mining fee will adjust to compensate for the utility of verifying blocks.
Probably won't be profitable to have a whole warehouse full of nodes but I'm sure there will still be folks willing to make a couple bucks to keep the network up and running.
Probably won't be profitable to have a whole warehouse full of nodes but I'm sure there will still be folks willing to make a couple bucks to keep the network up and running.