Only just remembered that this was generated by my build scripts.
in puzzles do echo "AddType application/octet-stream .chm" > .htaccess
in puzzles do echo "AddType application/octet-stream .hlp" >> .htaccess
in puzzles do echo "AddType application/octet-stream .cnt" >> .htaccess
+in puzzles do echo "AddType application/wasm .wasm" >> .htaccess
in . do set -- puzzles*.tar.gz; echo RedirectMatch temp '(.*/)'puzzles.tar.gz '$$1'"$$1" >> puzzles/.htaccess
in puzzles do echo RedirectMatch temp '(.*/)'puzzles-installer.msi '$$1'puzzles-$(Version)-installer.msi >> .htaccess