Ubuntu’s Director of Engineering says the new hub will be a “snap-first app store” designed around snap metadata. If the same piece of software exists in the Ubuntu repository and the snap store the new store will only make it possible to install the snap version.

https://www.omgubuntu.co.uk/2023/07/ubuntu-23-10-new-app-store-deb-support

Their plan is to put out more snaps and drown out debs, which is a terrible plan.