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General maintenance like a light wipe down with a cloth & freshwater will help ensure particulate does not build up against those magnets
If an external force, i.e., your thumb, doesnt stop that spool, it will keep spinning wildly
In other words, the starting out assumption (or "null hypothesis") is: " There is NO effect here - any differences or patterns are just due to random variation " ...is there any evidence to the contrary
The Filthy Frog is built for that job
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