```
$ streamlink http://www.youtube.com/channel/UCj6PcyLvpnIRT_2W_mwa9Aw worst -l info
[cli][info] Found matching plugin youtube for URL http://www.youtube.com/channel/UCj6PcyLvpnIRT_2W_mwa9Aw
[cli][info] Available streams: 144p (worst), 240p, 360p, 480p, 720p, 1080p (best)
[cli][info] Opening stream: 144p (hls)
[cli][info] Starting player: /usr/bin/mpv
```
```
$ streamlink https://www.youtube.com/channel/UCFgk2Q2mVO1BklRQhSv6p0w worst -l info
[cli][info] Found matching plugin youtube for URL https://www.youtube.com/channel/UCFgk2Q2mVO1BklRQhSv6p0w
[cli][info] Available streams: 144p (worst), 240p, 360p, 480p, 720p, 1080p (best)
[cli][info] Opening stream: 144p (hls)
[cli][info] Starting player: /usr/bin/mpv
```