What is the biggest difference between ancient robots and modern robots?

There are great differences between ancient "robots" and modern robots, mainly in the following aspects:

1. Definition: Ancient "robots" usually refer to automatons or artificial life forms, while modern robots are automated devices that can perform specific tasks or programs.

3. Function: The ancient "robot" has a single function and can only perform simple tasks, while modern robots can perform more complex and diverse tasks.

In a word, although ancient "robots" and modern robots are both automatic devices, their realization methods, functions and development processes are quite different.