I've read debunking that is not widely known. No correlation between roof color and what was burned: houses with known blue roofs also burned, and houses with non-blue roofs also didn't get burned. Now, the houses on the island with the majority of blue roofs may have been in the part of the island where the fire was not, which can lead to a faulty statistic of "percentage of blue-roofed houses burnt."

Nobody's banning anyone based on that, we're just asking this topic be discussed elsewhere since it is an unproven and fringe conspiracy. For instance, read this