here is a bug.pic.twitter.com/lqkiF1PEfA
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that will give unif(-rad,rad), i think? i have a similar one. not sure i see the relevance to the code i posted.
Oops, that appears 4x in first chunk of code, but I didn't realize it was already rewritten in the second.
for a moment i was worried you had managed to get all of it into those two lines ...
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