Look, replacing the appstore with 3store is the WORST idea ever. How many apps still support 3.x in the app store? It may not seem like a ton, but a lot still do. The idea of 3store was to provide a place to store apps that lost 3.x compatibility, not to replace the appstore.
HELP BRING BACK THE APPSTORE
VOTE THE APPSTORE SHOULD NOT BE REPLACED BY 3STORE