i think that you can invest in different ICOs but in my opinion is better to go on a exchange and buy right now some altcoins like lisk or whatever altcoin you know that it will increase a lot in the near future. It's a good time to buy altcoins cause Bitcoin decreased and now it's about 6500-6900 USD (depends on what exchange you use) so yes you have this opportunity , but you have to know that there is an risk