Because he was judged in the court of public opinion. You may point and say "What this man did was obviously wrong! He deserves everything he gets!" And then someday, maybe you make one small, innocuous mistake. One off-the-cuff comment taken out of context. And the internet lynch mob will come for you.
(Please understand that I'm not saying what he did was said out of context or could be misinterpreted. It was pretty obviously a dumb thing to do. People have been "executed" in the court of public opinion for infinitesimally smaller gaffes, and it is this we must work to stop.)