32bit systems will stop working. The Unix timestamp, which increases by 1 every second and started the first second of 1970, will reach the max of 32 bit integers. Bad things will follow.

Typos are very much a problem in programming. Variables can be set to the wrong value without the programmer noticing, you can call the wrong method (example RotateZ instead of RotateX), and in more advanced programming such as Java/C# reflection the IDE can’t correct you.

Programming is 10% writing code, 80% being up at 3 in the morning wondering whY THE FUCKING CODE WON’T RUN CORRECTLY (it was a typo that you missed despite looking at it over 10 times), and 10% managing expectations