These days, firmer courts produce higher bounces, and baseliners rule at Wimbledon.

WSJ: Who Can Upset Tennis's Untouchables?

The only note of caution so far came at last year's US Open where he was demolished by Sampras, who highlighted a lack of variety in Roddick's game from the back of the court that could be particularly telling against the best baseliners.

BBC: French Open | Men's seeds