[racket] How does Universe.ss paint? How is it so optimized with almost little to no flickring?

Hey everybody,

I was wondering how universe.ss is so optimized, there is no flickering (esp
on faster pcs). What approach does it take?

Thank you

Sincerely,

Mathew Kurian

-- 
Mathew Kurian
Seven Lakes High School
*“Do all the good you can, b**y all the means you can,*
*In all the ways you can, in all the places you can,
At all the times you can, to all the people you can,**As long as ever you
can.” :) ---John Wesley*
Please be sure to visit: SLHS RED CROSS <http://www.slhsredcross.com>
*
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