The "Record" button

[fresnopup]

Hello friends. I'm new here but I have spent a good amount of time searching the wiki, the faqs, documentations, etc. Can anyone tell me how and when I may use the RECORD button I see on the VLC media player interface?

[Lotesdelere]

How ? Just press it to record and press it once again to stop the recording.
When ? When you want to record something