Does deprecation of web APIs actually mean anything in terms of support though? Last I checked, frame sets have been deprecated for something like a decade, bu

Does deprecation of web APIs actually mean anything in terms of support though? Last I checked, frame sets have been deprecated for something like a decade, but they still work fine. It seems like deprecation on the web really just means "if you're new here, know that this is considered bad practice now and we're only listing it for completeness"