On the Trail of a Mysterious, Pseudonymous Author

"Don't do PT for other artists, do it for people who will not realize (at least for a few moments) that what you have done is art." https://sniggle.net/Manifesti/poeticTerrorism.php

Why not let them write in peace?

The author is perfectly within his rights to write in peace; I suspect the recipients just want to know who sent them junk mail. ;)