LLMs as we have them now are the application which makes a computer be able to understand a non-programmer and to communicate to a non-programmer, it is the new eyes, ears and mouth of computers.
This works so well, that it can already pretend to be a human. This is like realizing: Yes, in fact, this mouse allows me to move a cursor in the computer with which I can click on an application, as if it were my finger in the computer.
But I guess it will ultimately be agents what will show the true power of this new interface. Agents which assist you with your memory by properly reminding you of things, by allowing you to ask it things while you are leaving the house and so on, it even contacting other agents or even persons in order to answer your questions or execute what you asked it to.
How can this not be world-changing?