What are the differences between ancient and modern ways of information transfer?

What are the differences between ancient and modern ways of transmitting information:

1. Kinds: modern ways of transmitting information are varied and diverse; whereas previous ways of transmitting information were less selective.

2, speed: modern ways of information transmission are mostly mediated by electronics, so the speed is rapid; while the previous ways of information transmission are mostly mediated by manpower and nature, so the speed is slower.

3, the scope and accuracy: modern information transfer is wider and more accurate than before.

Modern society information transfer methods:

⒈ ⒈ wired communications transmission, such as telephone, fax, telegraph, television and so on.

Peak wireless communication transmission, such as walkie-talkies, beepers (eliminated), cell phones, radios.

3 digital communication transmission, the most familiar, connected to the Internet computer, digital television.

Sunglasses are used for paper communication, such as letters and newspapers.

Previously, information was transmitted in the following ways:

Closer use of migratory birds, especially pigeons and geese.

Peak for the inner filling, such as hidden in the fish maw, cakes, buns and so on.

To special sounds, such as bells, drums, firecrackers and so on.

Sung with lights, fire, such as Kongming lanterns, . Beacon, wolf smoke, etc.

Be careful with other signs, decorations, etc., such as signs to lure the enemy.

Messaging:

It means that people communicate messages to each other through sounds, words, images or actions. Messaging examines what is said by whom, to whom, in what way, through what means, and to what end.