What is an example of using WebRTC not for transmitting video and audio?

Question

Web development

With WebRTC, in my opinion, you can do a lot, which you know an example of using it not only for transmitting video and audio

Answer 1

We take the definition, read
WebRTC is a free, open project that provides browsers and mobile applications with Real-Time Communications (RTC) capabilities via simple APIs. The WebRTC components have been optimized to best serve this purpose.
real-time communication between browsers or mobile phones, i.e. communication between clients.
This is not limited to data only, you can send anything through the data channel, files, data streams bypassing the server .
As an example, we made a shared drawing service. The user's cursor coordinates are sent to another user.
You can share files.
Only in order to find each other, customers still need some kind of common point. control server.