Considering the difference in circumstances, the fact that the Revue Starlight staff member was an assistant, and the fact that Goodbye Lara is an entirely original animation (as in, no manga or novel about it before it), using other series as evidence for doomposting does sound silly to me
but idk man, canon or not aside, coming to a cute comic in the yuri site and immediately going BOOOOHOOOO THIS WON'T EVER BE CANON WAAAAAAAH is...... a choice