Nearly there
Check your inbox. There is a confirmation email waiting; click the link in it and you are on the list.
That address is already on the list. Nothing more to do.
That did not look like an email address. Try again.
Something went wrong at my end. Try again in a minute, or email reeve@fibberd.com and I will add you by hand.
I’ll try to send an email when I push something new. No tracking, unsubscribe with one click.