I’d been aware of the clear advantages of clear bags (see what I did there?) for a while. This started since the time my friends and I went out to a concert and they sailed through the security check with their clear totes while I spent five minutes unloading my highly prized and sadly abused Marc Jacobs bag to satisfy the security guards’ apparent suspicion. He thought that I was smuggling something – liquor? drugs? a small yappy dog? – into the show. I’d even bought a clear bag for myself shortly afterwards, but I never carried it. This means…