@SteffenR
Not sure why you think that just okay is good enough to quote that American commercial.
Do you like a half baked cake or do you want one that is completely done?
Have you ever seen truly proper documentation or are you so used to so-so instructions?
Do you like the game of adventure? [old computer game early on google if you need more on that]
Adventure the game was fun, but trying to figure out documentation should not be a game nor hard wori.
@mr-b
You say you are with Steffen but then you say you want suitable instructions.
Suitable for who? the engineers who designed the device or for the world full of users with different backgrounds??