I drew this chart this morning and it gave me the creeps. I was shorting, but when I saw this graph, I immediately jumped out of my shorts. With a little loss I am not going to show you ;-)

Between May 25-28 over 300 new crypto currencies flooded the exchanges. You can get more insights like that one in this blog post by Sarah Pan: Analyzing Ethereum, Bitcoin, and 1200+ other Cryptocurrencies