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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: write-region bug ?
Date: Mon, 06 Jan 2020 05:37:28 +0200
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> From: Jean-Christophe Helary <jean.christophe.helary@traduction-libre.org>
> Date: Mon, 6 Jan 2020 01:42:35 +0900
> 
> Now, I am no insisting that my t value for VISIT is correct, and I don't know where I got the idea of setting it to t. But the fact is that I don't see much value in sending a string to a file and right after it having the file overwritten with the whole buffer where the write-region command was.

It is not an uncommon situation that some feature doesn't look like
being of much value to us, until we get into a use case where it does.