Strange article. The point around controlling only 50% - what the heck does that even mean?! As a tennis player, you know there are many variables at play in each rally. This sort of simplistic analysis tells us pretty much nothing. In my opinion, Nadal is great on clay because of his tenacity and ability to play the big points well. The slowness of the court helps him too as it prevents people hitting through him (I…
I've not analyzed it in depth, but against Federer on grass the other day he avoided hitting his backhand A LOT. It was as if only 20% of the court was in play for his backhand. His forehand is absolutely excellent, so perhaps that's part of it.
I'd have to watch him on clay again (haven't in a while) to see if the slower court means he can avoid hitting that backhand even more/more easily