What is a 'NAS' for backing up photos and computers? I looked into it as a beginner

For those of you thinking about getting external storage for backups, are you familiar with Network Attached Storage (NAS)?I ...

How to have an AI play the role of a beginner player to check your tutorial before you get told it's annoying

Even if you are worried that people might think your tutorial is annoying, it is difficult for the creator themselves to ...