@buherator dunno if you saw the NZZ article but Clément Lecigne of Google TAG gave an interview, and this is an interesting view of how the Chromium project reacts to an actively exploited zero-day with TAG's 7 day disclosure timeline looming over them: https://www.nzz.ch/english/googles-spyware-hunters-track-state-sponsored-malware-ld.1845068