If true, that means a news publisher got advanced notice, and not some operating systems vendors.

"Responsible disclosure" is anything but responsible.

"I heard Mastodon was failing."

Mastodon isn't focused on a profit motive. If your paradigm insists that anything that can't be monetized is a failure then sure, Mastodon willingly and cheerfully fails in your eyes.

I am particularly fond of seeing accounts that tried the fediverse out in the past but then went silent come back.

I enjoy seeing new users, too, but seeing someone come back to give the 'verse another try feels like a bigger win, like there's something so compelling here that it lingers in peoples' subconscious or something.

So, if you were here, left, and now lurk, don't be afraid to chime in once in a while - I'm glad you're here, and I know I'm not alone.