I read the question as "what if the designer uses designer tools to make a PNG with text instead of HTML that calls for a fancy font, then posts that?" It seems

I read the question as "what if the designer uses designer tools to make a PNG with text instead of HTML that calls for a fancy font, then posts that?" It seems like that should (in the US) work like any normal use of a font on a designer's pc^Wmac, and the image doesn't get copyright-like encumbrances from the font.