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I was wondering that too. If they clay is able to cool off and "reset" in winter then the real story is just that these lines see more use today.
by an_account 9y ago
I was wondering that too. If they clay is able to cool off and "reset" in winter then the real story is just that these lines see more use today.
- robotresearcher 9y agoThe tube is warm in winter. It would be nice except you are typically wearing a winter coat so it's hard to get it just right.