All the instructions and guides have watchwords like Daunting.
...to a completed rifle in under three hours. And I stopped to eat dinner in the middle.
Granted, it's got a bunch of bitty parts that I wouldn't like to try to find in the dark and granted, AK-type hammer usage would likely result with you having a pile of scrap, but I have to wonder what all the fuss was about.
If you've ever rebuilt a carburetor you can build an AR from a kit. If you've ever rebuilt a Rochester Quadrajet you can build one from a kit while drunk and in the dark.