Could Twitter not have used the Clear-Site-Data header to instruct Firefox do wipe the cache when the user logs out? https://w3c.github.io/webappsec-clear-site

Could Twitter not have used the Clear-Site-Data header to instruct Firefox do wipe the cache when the user logs out? https://w3c.github.io/webappsec-clear-site-data/#example-signout https://w3c.github.io/webappsec-clear-site-data/#example-sig...