No one noticed there, either. It isn't to take away professionalism -- it's to reflect that what is socially acceptable has changed. Took me a bit to understand what you meant by 'hose or no hose': Therefore, it is always recommended that you simply ask your hosts what to wear. Well, at least, no one pointed it out to me at the time.
The average middle-class American may go years between attending functions where black tie fashions are expected.
Rock those stockings: Think twice about bare legs for a formal event
No one's going to see it anyway. I plan to continue wearing them when the occasion calls for it navy! If your clothes are spotless, your hair impeccable and your tone of voice polite and pleasant, you can get away with taking your cues for specific rituals from your host and hostess. Special occasion fabrics should be used, such as taffeta; silk; velvet; chiffon; lace and others. Clothing should be formal, meaning tuxedos for men and formal gowns for women. They should never contain either cuffs or belt loops. Is it time for you to update your fashion rules, too?