(Visual description: a woman holds a "C" shaped red oddity in her hand. It is thin on end of the "C" and wider at the other end.)
I admire inventors, I really do. Especially the ones that take something very common that no one would think to re-invent it.
So, I have to say that I'm very impressed by someone who can think of something like ladies underwear and come up with a new variation. I don't really think it would be comfortable, but the aim for truly invisible underwear seems to have been met with this contraption.
C-String has a flexible internal frame that hugs and holds it to the body both securely and comfortably. Your modesty remains safely covered at all times.(link)