-
Differences between browsers in cache expiration heuristics (tools.ietf.org/html/rfc2616#section-13.2.2) and Twitter not using the appropriate
Cache-Controlheader, but apparently _not_ a @firefox 🦊 “bug” is the reason for the Twitter DM & Twitter archive storing issue: hacks.mozilla.org/2020/04/twitter-direct-message-caching-and-firefox/. x.com/mozhacks/status/1246215245267210240