Last year, Monash University scientists created the "DishBrain" – a semi-biological computer chip with some 800,000 human and mouse brain cells lab-grown into its electrodes. Demonstrating something like sentience, it learned to play Pong within five minutes.
“Toot” is a silly word invented to make Mastodon seem like Twitter. However “tweet” is equally ridiculous.
We already have a word - “comment” - which is universally understood. Also has the added benefit of not being conceived by some Silicon Valley marketing genius.