Join an ML is normally quicker than join a forum/discourse/stackexchange etc. You generally only need to send an email with subscribe inside to a given address.

Join an ML is normally quicker than join a forum/discourse/stackexchange etc. You generally only need to send an email with subscribe inside to a given address. If for you send an email is not immediate (personal case shift-F6 directly open a new message buffer ready to receive destination address and body, C-c C-c send the message) than you have a problem in your workflow that it's also a problem in development.