The life and death of LimeWire (2010)
marquettewire.org
marquettewire.org
LimeWire was a social network, that a third of people globally installed by running a simple installer. People in the 20th percentile of tech literacy could probably install and use LimeWire.
Compare with how difficult it is today to install and run your own email or mastodon server or any other social media-esque server.