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> Your discernment in a subject often improves as you dedicate time and attention to that subject. The space of possible subjects is huge, so on average your discernment is terrible, relative to what it could be. This is a serious problem if you create a machine that does everyone's job for them.

This is the "first level" of expertise. Yes, you will notice this as you delve into more and more areas, but you also find there are a lot of common modes and human patterns that inextricably become part of the subject matter. Having a grasp on this allows you to very quickly get to the intermediate level in most subjects.

Consequently, this is why I dislike modern math's continued fascination with Greek symbols, when Greek or Latin is not taught anymore. It creates an artificial barrier to entry that's very frustrating.



I find German letters much more problematic. Greek symbols are very readable.


Admittedly.. these days it's much easier. In the 1990s and prior to unicode it was a small nightmare. It's the same issue that Wikipedia still generally uses generated images to display equations, so unless you know the name of the symbol or can type it, you're going to have a hard time finding any reference to it.


I'm not sure I follow. What symbols should be used for variables? Once you run out of all characters in the Latin alphabet, you either use another one or you have to resort to subscripts, hyperscript etc.




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