doveadm mailbox metadata: The keys must always be lowercased. The keys need to be case-insensitive in IMAP, so the IMAP code always also lowercases them.
doveadm mailbox metadata: The keys must always be lowercased.
The keys need to be case-insensitive in IMAP, so the IMAP code always also
lowercases them.

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot