Its tremendously difficult to successfully communicate via the phone for varying reasons but from Self Emp to Bureaucrat worker can have serious consequences.
Obtuse is a skill in some career paths or organisations, its rarely used to help or assist.
Meritocracy has only just returned after a number of years with the opposite 'reform' or class-caste creating systems based on old demarcation.
This is not a new area for Qaawyrd to create resources, suffice to know about
a) 'human nature' and