In a previous post (link), I explained why the TI-36X PRO is a great calculator
is you are taking the Fundamentals of Engineering or PE Exam. But it has one
problem: a programming bug. Essentially, the bug is a display problem which only
occurs when you try to display a mixed fraction involving pi, but still, any
time your calculator is giving you wrong answers it is a serious problem.
I made a video to illustrate the bug, embedded below: