ref: 2a3eb8bc93bcf9f3063c94bd5171739aa857b7b6 dir: /graveyard/yt/
#!/bin/rc tr ',\{\}' ' ' | grep 'audio%2Fwebm' | sed -n '/^\\"url/{s/\\\\u0026/\&/g;s/\\//g;s/.*"([^"]+)".*/\1/p;}'