Originally Posted By: Henni
Wonder if those using it also have to spend "thousand of hours" to learn how it functions & what it is made up of....


Depends on the users intellect.

Smart people - a couple of hours.

Dumb people - a couple of hundred hours.

Really stupid people - "thousand of hours"

Your (nautical) mileage may vary smile smile.

chas
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"Faith means not wanting to know what is true." [Nietzsche]