I do, but it isn't as visible as other topics, so many people won't know it exists, and also Xmas crapola can spill into other areas, eg.
AIBU to tell Santa to feck off?
Come and talk to me about THIS outfit for stirring the Xmas pud (boden alert)
My toxic mother at Xmas
Should my talking be walking / talking before Xmas?
... and so on.