By overwhelming the supply. How can a consumer keep track of what to play anymore?
As an example, I didn't even hear about PBZ until you mentioned it just now. The fact that Valve might occasionally select lottery winners is separate from other forces involved. I would hesitate to highlight the occasional breakout (artificially-promoted) success as some kind of evidence that there is nothing to see here.
> They just need to make good games.
If only we could just do that.