Why isn't it ok to wear underwear or long johns in public, even if

Why isn't it ok to wear underwear or long johns in public, even if

Are Long Johns Underwear?– Thermajane

Can I wear assless chaps in public in London? - Quora

What is the cultural significance of white underwear? Is it considered taboo to wear white underwear in some cultures? - Quora

Is it illegal to leave your house without underwear in Thailand? - Quora

Why isn't it ok to wear long johns in public? - Quora

How To Wear Shorts With Style

Does Japan have a national underwear day? - Quora

Why Tommy John Has the Best Underwear to Prevent Wedgies

Winter Undie-land: A Brief History of Long Underwear

Why do celebrities seem to put their underwear on display at public events? - Quora