altcoin is currently in the market are very down. This could be a good opportunity to buy altcoin. because you'll get a low price, so you will be able to profit a lot later.
when this is the right time to buy it as you say, the price of Altcoin is very low and if invested in the long term is very profitable. choose Altcoin that has good potential so that in the future it's very profitable, now there are lots of coins falling and in the long run I'm sure it will grow better and increase higher so you can get big profits if you remain patient waiting for.