You mean the guys from Pinball Family, right? Yeah, some of them get in the global top 10 on a regular basis, which is pretty crazy.
Nothing wrong with that, though. It’s good that people even have a choice to play in tournaments with their respective skill level.
Here is also the announcement for the coupons and indeed, that’s their solution for the Steam store problem (although they formulate it so, that it’s because you could buy tables individually before and now only in packs). Seems to me like they won’t fix it any other way.