Strange my numbers vary from yours. In their latest commit the minified content in their dist is 9.3kb as is and 3.2kb after gzip
https://github.com/kenwheeler/cash/blob/3cb498ca7c5776b8cadc...
curl https://rawgit.com/kenwheeler/cash/3cb498ca7c5776b8cadcce588... | wc -c # 9282
curl https://rawgit.com/kenwheeler/cash/3cb498ca7c5776b8cadcce588... | gzip | wc -c # 3225