Unsurprising: TI doesn't approve of calculator hacks» read source
It wasn’t too long ago that hackers were successful loading custom firmware onto Texas Instruments calculators. This hasn’t been sitting well with TI, who have been sending legal threats to the plucky hackers. I’m not surprised, are you?
The EFF is getting in on the action, claiming that TI’s threats are baseless.
TI-83+ calculators are going .. ...