dependance on words comes from lack of informations by the 5 senses

as words are difficult to memorize when their are abstract, writing arrives (in 1/2 arid parts )

a picture represents 1000 words, says a Chinese proverb,

 so with photography, t.v. comes after, to transmit photographies or movies

it is usefull in this case in order to store this photographies or movies

it permits communication between cumputers.

 But in any cases, the 3 senses smell,touch and tast,the 3 major sens are present.

So it is not real progress for human