Yes, trading and others alternative coins are still profitable, because of them business name theres always be a sign of money and the invertors will always be profitable
because they in the good hands in this business.
off course yes, trading bitcoin is still profitable specially if we are a great trader and i believe that trading altcoin is more profitable because a lot of altcoins is pumping it's really well so a lot of traders is still get a good profit with altcoins.