OK...WOW!!! I appended the line:
Header set Cache-Control "max-age=0, private, no-cache, no-store, must-revalidate"
as instructed in: https://community.x10hosting.com/threads/css-not-updating-on-page.195162/#post-935951
That seems to work, BUT, now the file counter increments by 2 and not 1...