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Hi, I tried the FTS (and FTS Squat) plugin today, and it works as advertised. But: On my 13000 folders with 160000 mails maildir I use for testing, the speed increase is not as big as one would wish (it still takes several minutes to complete a search). Is my assumption correct, that there is no way to do a search over a big IMAP folder hierarchy in a reasonable amount of time, because each