Filenames
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-Use dashes, not underscores - dashes get converted to spaces in page titles so we have a nice title on every page
+Use dashes in page names, not underscores - dashes get converted to spaces in page titles so we have a nice title on every page
Interestingly, spaces seem to work fine in filenames for both GitHub and GitLab but I am sure they'd break *something somewhere* so let's stick to dashes.