Is "shared inbox" just the new marketing-speak for customer-facing ticketing system? For example, you could consider Zendesk to be a "shared inbox" where incomi

Is "shared inbox" just the new marketing-speak for customer-facing ticketing system? For example, you could consider Zendesk to be a "shared inbox" where incoming emails create tickets that multiple users can view/reply... just with more features like issue status, assignment, etc.