Agreed, if you can sit on ETH and some of the top coins by market cap for longer the ROI can be worthwhile. Here's a quick analysis I did. https://steemit.com/cryptocurrency/@ewol/how-the-top-10-coins-of-2017-turned-10k-into-usd132-695-00-in-6-months
RE: Believe ETH Will Raise in Future but Got Weak Hands? Here is How to Lock Them!