Historically, pubs have been socially and culturally distinct from cafés, bars, bierkellers (German beer halls) and brewpubs. Most pubs offer a range of beers, wines, spirits, and soft drinks and snacks. Many pubs are controlled by breweries, so cask ale or keg beer may be a better value than wines and spirits.[citation needed] Traditionally the windows of town pubs were of smoked or frosted glass to obscure the clientele from the street but from the 1990s onwards, there has been a move towards clear glass, in keeping with brighter interiors.