DOOM89 | Found a TI-89 Titanium today @ labaki. First thing that came to mind was to put Doom on it. 🤘🤘🤘🤘 | By Το LABάκιFacebook
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TOSEC: Texas Instruments TI-89 (2012-04-23) : Free Download, Borrow, and Streaming : Internet Archive
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Got a TI-89 Titanium today. Just having a play with it right now. Seems alright. Pictured it next to my TI nSpire CAS. It's nearly as big. : r/TI_Calculators
Doom 89 (2007) by tifreakware TI Calculators game
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