We've heard a lot of concern about craft consumers' promiscuous palates this week, and industry consultant Bump Williams' latest client letter just sharpens them. Some of the top craft brands seem to be losing a bit of share -- Bump pinpointed Fat Tire shrinking in core markets in particular. And Boston Lager may be going through a "maturity cycle more than anything else," though Boston is doing well with their seasonals and Brewmaster's Collection. When these big craft guys lose brand share, where does it go?...