Answer:
a guy scanning his butt or like pressing a button with it or something.
Explanation:
looks really good tho. I could never draw that. Also, it looks digital. What did u use?
Answer: In most modern digital audio workstation software, the term "piano roll" is used to refer to a graphical display of, and means of editing, MIDI note data; as well as entering the pitch, length and velocity of notes manually, instead of recording the output of a keyboard or other device for entering note data.