Quote:
Originally Posted by sanddrag
I want to know what extends and retracts these wheels. Anyone have some insight on how this works? It almost looks like there's a rope/string of some sort inside.
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Sounds like the time to learn how to do a patent search. I guarantee it will take your mind off hint #2, hypothetical stairs, and many other things. You might even get good at it, but just in case, set a wakeup call for the 8th.
