“[I don’t know if] he’s gonna play a French Open where he’s not maybe one of the six, seven, eight favourites on that surface.
“Or is he going to wait a little longer and at least play a home game on a surface that he likes.”
Roddick also noted a change in Federer’s style of play, adding: “That changed even before this last injury.
“We all made a big deal about the bigger racket, he’s taking cuts on his backhand.