It's really tricky to get that new tagline stuff to work! I added everything whatsnew.txt mentions now and it still doesn't seem to work though I can
let it select a tagline from global taglines I think. Let's see...

... Old computers make great boat anchors

--- Mystic BBS v1.12 A47 2021/06/28 (Raspberry Pi/32)
* Origin: Mystic Pi BBS bcw142.zapto.org:23 (21:1/145)