FYI there's experimental support for Feather Wiki on https://tiddlyhost.com/ . If you click "Show advanced settings" when creating a site you can find Feather Wiki in the drop down list.

> My biggest annoyance with TiddlyWiki has been the ergonomics of saving.

I've tried to address this with https://tiddlyhost.com/ (and in the past with http://tiddlyspot.com/ ).

Your question is answered in the article...

Tau in Python: http://bugs.python.org/issue12345 (rejected)

Tau in Ruby: http://bugs.ruby-lang.org/issues/4897 (ignored)

:(

Every objection here is answered succinctly and powerfully at http://tauday.org/

I suggest you read it if you haven't done so.