Sucks to see but at least Nishikori gets some kind of payment from disposing of Tomug.
Some people mistake the Distant Sun for an eternally raging fireball calling for your demise. Just like aliens from outer space. Aliens from other planets. Aliens in galaxies too far away from your own comprehension. Your demise is ultimately irrelevant and meaningless.
Do not question our motives, our objectives, or our qualities. Question your own place in the universe.
We should be appreciative of Federer though, because we will never see anything like him again. The fact he can still compete for slams ever after the erosion of his physical skills is really a greater testament to the natural talent he has than the period of time when he was dominating the tour.