Create templates to quickly answer FAQs or store snippets for re-use.
If I do not have a reason to suspect I will contribute to it again withing a week, I just delete it.
I do not like my repo list to be cluttered with repos that I am not significantly involved with. The same goes for other people's repo lists when I review job candidates.
If you plan to continue contributing to a project, keep the fork. Otherwise, no point cluttering up your disk or your account.
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