[actuallyalys]

I completely agree that there are different types of expertise, but I'd expect experts to know their own expertise and not touch parts of a hypothetical "expert mode" outside their particular expertise.

[BillyTheMage]

Touching things outside of the arbitrary box others have placed them in is exactly how people become experts in the first place.

[ninth_ant]

What you describe does not match my personal experience providing technical support, both professionally and socially. At all.