OK - since I haven't managed to win (or even participate) lately in this thread (evil math, coin, insular questions

naming no names now!) I'm hijacking the thread (until Sneaky wakes up) and will pose the following (non-math, non-antipodean) challenge a la Jeopardy:
"Alex, I'll take nonsense riddles for $2000!"
Answer: "Because it can produce a few notes, though they are very flat; and it is nevar put with the wrong end in front!"
Question: ????
Source: ????