* Clicking on the [a] ---- [a] (which is the audio stream, I assume) and pressing "Del" does not delete it.

* Adding an audio filter, tremolo, makes the video stream disappear. Then adding a video filter makes it reappear.

* possibility to clear the log?

* What is the dude saying who gets punched in the face? "It's a pepeyes (?), we come kind of a sample" ?!