Any description of wikitech-l should explain any relationship (or lack thereof) with the similarly-named wikitech.mediawiki.org. thereof)
Topic on Talk:Mailing lists/Wikitech-l
Thanks, @KSmith (WMF), does this edit clarify things? https://www.mediawiki.org/w/index.php?title=Wikitech-l&diff=2254283&oldid=2254275
Yup. Works for me. Thanks.