I try not to be rude to anybody, at best I try to joke in the beginning. Things change when someone starts to be rude, but even then I try to remain more in the troll area than actual insults I often see fly around here.
Btw, if Oda changes it, then he changes it. If the next time the sword is clearly white, it's white and end of the story.
Just hope that in that case even the most invested people would recognize that in the first two appearances it was not colored white: