By dotCore
via arstechnica.com
Published: Dec 07 2012 / 17:26
A 20-year-old college student has rebuilt Portal, Valve's 2007 space-bending game, from the ground up, on—wait for it—a graphing calculator. In a display that puts the old calculator versions of Mario and Tetris to shame, Alex Marcolina posted to a gaming forum and reddit on Sunday about his re-engineered version of Portal. It took three years to build and cannot, due to resource constraints on TI-83/84 calculators, execute more than 16 kilobytes of code.
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