Kek, thanks. I almost reposted here because it was late in the bread and I figured everyone could use an injection of it on a Sunday afternoon.
He's wearing red because of the Liturgical calendar. Priests don't go and pick out their vestments based on their mood, although I suppose there could be some symbolism in the embroidery as long as it also reflects the catechism.
They probably don't want to get deplatformed and have their comms interrupted.