I've heard the same thing about the ban and have seen the prices go from an average $600-$700 to about a $1k+.
Seing as how they are of the Kalashnikov design, they are exceptionally reliable. With a few adjustments they are just as modular as any weapon system out there, unlike many semi auto shotguns that are limited due to their recoil system that sit inside of the stock.
Travis Haley running his Saiga12