This is actually a great example for why that stick must not exist.

You can also do this with a unbreakable stick and an unbreakable shorter tube. Throw the stick at a high velocity through the tube and it contracts for the point of view of the tube. Then close it shut. Now you have a stick that’s longer than the tube fully contained in it.

What repoir does the wiki have? It seems well written enough, but I don’t trust these kinds of things unless a person with something to lose backs them.