Not like this topic deems more fuel to the fire, but not watching it (assuming you are watching from the US) does nothing. 99% of the money he makes if from the venue and TV in Eastern Europe etc. So long story short, he could care less if you don't watch his fight.
If by boycott you mean not remember/be bothered to watch his **** poor title defenses then sure. Most of us were going to do that anyway.