On the server side to send you data, using any web server with mmap support will probably be less CPU intensive than app that handles websocket, but yes, the details matter as when reading a lot of small files vs websocket, then websocket could be better for CPU usage especially when you could generate data.
But once again using plain old http allow you to use the speestest software against any CDN very easy IMO.
We should start call them that…
Or maybe more like:
ExploitativeAI
orExAI
https://chatgpt.com/share/66e9426a-c178-800d-a34e-ae4883f70ca0