Minning with mobile phone can be impressive because this is a tool that we are using 24/7. In the other hand could a smart phone with the actual capicity of the batteries mine for a long period of time?
Depends on your personal sitution and in the alts you invest. If the alts has a great potencial and you don't need the money right now you can hold and see how the evolution of the market goes.
If not sell everthing and stay out of the market, research a litte bit more and invest when the market offers a good entrance point for you.
Thanks for all the response. I see that most of you recommend bittrex but i found on internet some bad comments about it. Anyone of you experimented bad results with that exchange?
There is a large list of ICO's active right know. You can take a look at the website https://www.icoalert.com/ and check out what project suits you best
Ethereum is one of the best choices for the long term. Great expectations from important companies and continuous evolution with new updates on the project.