[Feature Request] Preserved list of webm

[Satanarious]

There are two requests or approaches:

• I know there is an option to add custom webm, but official support for more presets would be great. People can contribute and add presets of their liking.
• The custom webm feature needs a new video URL every time you need to switch it. A list that is preserved and can be used to switch the current webm would help in this case.

Maybe something like this: