This will affect a small percentage of features, in a small percentage of browsers, of the 23% that don't support @supports (all three of which are shrinking pe

This will affect a small percentage of features, in a small percentage of browsers, of the 23% that don't support @supports (all three of which are shrinking percentages). That coupled with the fact the features are likely to be non-functional aesthetic elements makes it a very minor flaw imo.