Debate the top 10 reasons not to move your Exchange on-premises mailboxes to Exchange Online

You've heard all of the reasons before: "My organization cannot migrate our Microsoft Exchange Server mailboxes from our premises to Exchange Online because of compliance issues"... or security concerns; functionality that is not available; concerns about privacy and control over user data; or performance and reliability; data protection ("Yikes, is it true that Exchange Online has no backups?"). In this highly entertaining and educational session, a top Exchange Server MVP enumerates the reasons he hears from customers as to why their mailboxes must stay on-premises, and a Microsoft engineer responds.