Ghostery is providing the blocklist, not Marco.I doubt they are going to stop anytime soon as they also have a browser extenstion that relies on it
"The app is completely my code, using a copy of Ghostery’s tracker database hosted on my server that the app periodically checks for updates."
So since he's abandoned the app, and broken his agreement with Ghostery, I'd assume he'll no longer be receiving an updated database from Ghostery.