The deep dips is always the best time to invest long on BTC and past events has proven so, right now BTC my be struggling with price which has made many investor paranoid and pulled out their investment out of the fears that BTC might continue dropping down in price till it diminishes but all of that is false fear cause this is not the first time BTC price has been this bad. All we need to do now is to think long term investment as BTC will recover to a price value unimagined anytime soon.
As for alts that's a risk I won't endeavor to take, for the potentiality of any alt is just but a momentary potent which will vanish in short period after gaining trust and assets invested on already. We have seen so many cases