If you look at the candlestick chart only, I think there is no sign of declining in the short term whether it is BTC or BCH or eth, which is only a personal opinion.
So, I think if you choose to invest in ALTCOIN, if you really can not pick the altcoin, may wish to choose a good ICO, often more profitable new ICO project.
Yes but more than 90% of these ICO's are just scams and i better pick alts listed already on big exchanges

Less risky
Look at the altcoin in my signature.
https://hdac.io/ I think that after reading their white paper, after reading about the team that is working on the project you will want to become a part of it all. I do not get a percentage of sales, I do not make sense to impose a purchase. This is just my subjective opinion.