Not that big a deal. If you can handle your big bad WRT whatevers (I don’t speak Stöckli sorry) 0.5 base should be no problem. Handles just fine in soft snow including sliding sideways.What bothers me is that a 0.5 base might not be the best in soft snow
Source: Mike DeSantis and his “you’re going to ski a 0.5 and you’re going to like it or else” service