Mining BTC is not profitable now days? is it true?

I'm pretty new to mining, as for today i have some spare money to star building my own rigs for btc mining purpose.. until i saw a post said mining btc with gpu now is useless unless you have ASIC could some one care to explain or elaborate more about this

Submitted June 06, 2017 at 03:18AM by cookiejar101
via reddit