Tetris in 125 bytes?

Try this link to run this tiny program use the arrow keys to play tetris. Steve

Demo - http://jsbin.com/egiqul/195



This is the Tetris game in roughly 125 bytes in JavaScript.

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function(a,b,c,d){d+=c; return[d<0|a&b<<d? a=parseInt((a|b<<c).toString(d=32,b=new Date&2|1).replace('v',''),d):a|b<<d,a,b,d]}

Credits - Martin Kleppe @aem1k

What is the shortest and most effective code ever written? - Quora