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xkcd #2841: Sign Combo
(imgs.xkcd.com)
A community for a webcomic of romance, sarcasm, math, and language.
Stopping isn't the same as driving at 0 speed.
A car is stopped if and only if its acceleration is also 0.
And velocity is 0. Otherwise Johnny 100kmph is technically stopped
That's why I put a sneaky 'also' in my comment