It isn't dead. It's merely in a coma.

Well, mtg spoiler season is kicking off again, so it might have an uptick in activity.

Throne of Eldraine Trailer and Mechanics Article

Hopefully

Can't beat a dead horse, but I

'll keep kicking this chat until it gets up again

You can't force a chat active by complaining about inactivity. What's generally missing here is the important combination of a topic, and people who want to discuss that topic.

That being said, along with the current spoiler season, we have some new information about upcoming Magic sets next year

Theros: Beyond Death, Ikoria: Lair of Behemoths, and Zendikar Rising

And Core 2021 in the middle