pushing after landing a KO punch takes away from the aesthetic of the knockout (like when Mayweather dropped Marquez) same goes for Klitschko-Pulev
+1 for Parker KOing the never-been-knocked-down Costa Jr, here's a link which cuts straight to the peach: https://www.youtube.com/watch?v=3ZWb2nJfukA#t=0m68s
Klitschko vs Pulev Povetkin over Charr and Takam impressive 2 contenders for KO of the year by one guy