The only problem is if the operator run away with your account balance or defraud you, but for this we have Game Protect consumer protection service.
I admire you to play poker on long term basis because I did tried it before and I'm confident to say that I'm a good poker player. But my greediness and thinking of being always lucky is pulling me down and unfortunately I can't make myself go further in poker. And I found out that I'm good at sports betting, analysis is my strategy always.
When it comes to earning profits from poker one would actually have to develop skills in order to be successful. I don't think everyone playing poker is esrning a consistent amount. If you're just so so in playing poker, might as well try your chance in betting in sports that you like for example nba bettings.