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| From: | Emanuel Berg |
| Subject: | Re: checking for light or dark background |
| Date: | Thu, 03 Feb 2022 05:31:28 +0100 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
On can egrep(1) the source for [[:alnum:]]\-\-[[:alnum:]] ... -- underground experts united https://dataswamp.org/~incal
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