2000$ soon and 10000$ not for a long time the true innovation is ethereum in the crypto space and too much good developer build good things for it good luck
i think ethereum is the most promising currency in 2018 many developers still work on it and tries to scale it take a look at cosmos for example good luck
no i don't think so due to the decentrakised nature of crypto somehow will find a way to market private coin privacy and experiment in privacy still needed in the blockchain space