Probably. If you look at the paper they wouldn't let their participants wear loose or baggy clothing.

No! That would make you stand out with the fiery intensity of a sun.

How about personal canisters of chaff that get fired off whenever I enter a room? Before long, folks will get so annoyed with all of the metal fibers I leave behind, that I simply won’t be invited anywhere and my anonymity will have been protected.

If the metal bits are floppy enough it should add quite a bit of noise