I believe the same but as a trader this new ban in gambling will affect us in a big way too.
Maybe. But key prices will now be a little more stable as people will not sell them for peanuts after winning big on betting sites.
Or did you mean some other things?
A few articles that deal with the problems of CSGO betting:
http://www.pcgamer.com/csgo-lotto-investigation-uncovers-colossal-conflict-of-interest/
http://www.pcgamer.com/tmartn-apology-video/
http://www.pcgamer.com/youtuber-admits-that-his-csgo-skin-betting-videos-were-rigged/