A version that played the game on your local PC (with periodic save state syncs maybe) would probably be more robust (and quicker to play).
It's simply because aggregate makes the game so much easier that it makes the stream seem less interesting.
Progress is not inevitable with the original system, it's miraculous. With democracy it actually plays the game somewhat normally.
> A five-second rule was introduced at one stage to try to bring some order as several players typed commands at the same time. Whichever command was typed the most over a five-second period was carried out.
http://www.bbc.co.uk/news/technology-26240191
Unsure what happened to it, though.
The stream can now vote between the two modes and it'll switch if one receives enough votes.