My suspicion is that there is some serious performance bug in Thunderbirds IMAP / IMAP IDLE implementation once then number of emails gets big.
We should find out if it happens with TB on Windows / Mac as well.
My suspicion is that there is some serious performance bug in
Thunderbirds IMAP / IMAP IDLE implementation once then number of emails
gets big.
We should find out if it happens with TB on Windows / Mac as well.