Seems like that is just a command-line version of an e-mail client filter: it connects to the server, runs a query, and moves stuff to folders. Based on my expe

Seems like that is just a command-line version of an e-mail client filter: it connects to the server, runs a query, and moves stuff to folders. Based on my experience with the average IMAP server search performance, I wouldn't let my users use this if I was in control of the server.