Perhaps now that the perceived existential threat to commercially available black-and-white films and papers has eased, maybe so has the panic? And with that some of the doomsday-driven interest in DIY at the emulsion level?
Lots of people have said that if doomsday ever came, they would just learn how to coat their own. But it now appears that doomsday never came. Not that there aren't lots of other valid non-doomsday reasons to do it. Just that the panic-driven one might now have subsided.
Just thinking out loud...