ref: 795628872061e01a6708455aa10f8b938a3993a2 dir: rc/graveyard/yt
#!/bin/rc tr ',\{\}' ' ' | grep 'audio%2Fwebm' | sed -n '/^\\"url/{s/\\\\u0026/\&/g;s/\\//g;s/.*"([^"]+)".*/\1/p;}'