Somehow, it's a two way thing. If the project has it's road map moving as planned, and it is getting the support financially to meet up the needs for a successful project, then the project is a promising project at the long run, but when the project has some difficulty along the line, that is when there comes the losses of holding such coin. It is of high profit making as a trader, and as a trader, holding is not really their thing, except for the big coins that moves the market. It's is also advisable to learn how to trade before venturing into trading, otherwise losses are also inevitable there.