I think it’s clear from the “Motivation” section, as it’s actually preceded by another sentence there.
reply> Apple has transitioned its hardware products to the AArch64 processor architecture and is phasing out support for x64. Oracle engineers will thus stop maintaining the macOS/x64 port as of JDK 27.
The phrases is taken from the email. Apple stopped ... thus Oracle ...
replyI like it. Bring back thus as a normal word. Also thusly.
replyAlso, having explained by example, finish with "quod erat demonstrandum"
replyIt’s fine to have it as a normal word, it might even be one! Hehe it is to me at least :)
replyHowever, I believe OP is right, it’s un…grammatical? -parasable? in the headline? There’s no…referent?
More plain spoken :) - there’s nothing indicating what lead to the thus. I.e. “it’s raining thus I brought my umbrella”, we’re missing the “It’s raining” part