Ultima online released in 1997 and required only a 28k modem.
I also would argue it was a more complex game.
I also would argue it was a more complex game.
I used to operate one of the more popular player run shards, after the peak of the mainstream game, and even that feels like a distant memory.
Edit: latest notes https://uo.com/wiki/ultima-online-wiki/publish-notes/publish...
to my knowledge, no one has released a classic UO (t2a, etc) web client, though it would be pretty easy to do these days