"there does seem to be a genuine huge improvement at Mudcat"
From the bottom, it's not hard to go up a little.....

"Mudchat is now working well"
It's still the crappiest chat-app I've ever seen on a web site....

"it was possible for someone to use the name of another mudcatter"
Who'd bother??? And to what end?!?!?!

(Known as "Gallowing" - hanging around on your own)
Ya... -I- invented that term....