For a start, it would be really easy to introduce bugs in the style of the infamous wind waker heat haze glitch if everything was done at such a low level that no-one could tell what was going on. Code is much more reliable when a computer transforms it from easily human readable to human readable, but with paper to step through the code.
OS: Windows 10 64 bit Professional
CPU: AMD Ryzen 5900X
RAM: 16GB
GPU: Radeon Vega 56
CPU: AMD Ryzen 5900X
RAM: 16GB
GPU: Radeon Vega 56
