That was true enough. "Some are changed, some remain mostly the same and some are not celebrated by more than a handful of mortals." Halloween was still quite rousing in America. And Yule coincided with the massive Christmas celebration. Beltain though, not really even a footnote. Litha also seemed forgotten. Likely new holidays would spring up soon enough. Mortals always enjoyed a celebration.

Perhaps someone just needed to whisper to a script writer about something to bring it about again as well. Movies were very influential.