Same except for like 15 years ago lol. Migrated 50,000+ local imap users into a cloud mail service. Used incrementals to do most of the work in the weeks leadin

Same except for like 15 years ago lol. Migrated 50,000+ local imap users into a cloud mail service. Used incrementals to do most of the work in the weeks leading up then a final sync per batch of 10k users. Worked like a champ.