Crossbow pricing is reduced to subsidize/encourage use. Rapid shot feat is far better and reflected in the price both in the vanilla toolset and the custom store percentage.
Not a bug. Working as intended. Items have other properties that will stack and the ac is for those times not shifted and to give a slight bonus to the shifted ac present in wildshape.
@Echo it is a recurring problem with language nodes, sometimes the system appears to break when one person hits a node and then anyone after that cant read them. this has been going on for ages, multiple bug reports too.