[MlMt] Send drafts stay in draft folder

[Robert M. Münch]

13-Oct-2026 -- 21:28 -- Bill Cole:

> It's because there's no standard for how Drafts are structured and every user agent does it their own way.
>
> When MM finds some other client's draft, there is an implicit concurrency/race risk: the other client may consider the message to be "open" for editing, MM has no way to know that, and deleting the "open" draft may confuse the other client or it may not be noticed.
>
> Because of this gap in the IMAP protocol, the best practice for any MUA is for it to never delete another client's drafts from the Drafts folder. Doing otherwise risks losing or duplicating messages.

Hi Bill, thanks; that explanation makes it clear. I thought IMAP could handle this. -- Robert
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