Sonalder explained it very well. I just want to emphasize that it’s much more private than any other vpn because its impossible for Nym to keep logs.
I also want to add to his comment that it’s like Tor network but adds noise to data and harder to deanonymize. As there aren’t as many and as fast nodes as in Tor, it’s slower. Here is the owners conversation with the Youtuber The Hated One: https://www.youtube.com/watch?v=dVtw-4Eox2E
It is suggested by youtuber the hated one. The owner is anarchist and he has developed mixnet to prevent surveillance. Mixnet is very hard to track (with 5nodes) and adds random traffic to prevent ai analysis