On Sat, 16 Sep 2017 22:08:08 +0000 (UTC), Chaya Eve
wrote:

My setup, which is pretty standard, worked fine when I doubleclicked on all
four of the quoted URIs, both those with and without the extraneous angle
brackets.

However, I can imagine that others aren't on Windows 10 using standard
browsers and well behaved Usenet clients so I thank you for explaining why
some people need the extraneous angle brackets.

Interesting! I would have guessed that you're using Windows XP, which is
probably your intent.

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