It was a success in the sense that we learned a lot. If anyone wants to know about that, a lot of it is in the explanations here:
https://hn.algolia.com/?dateRange=all&page=0&prefix=false&so...
https://hn.algolia.com/?sort=byDate&dateRange=all&type=comme...
Some good threads to start with might be https://news.ycombinator.com/item?id=21607844 and https://news.ycombinator.com/item?id=22902490.
These explanations have become pretty stable by now—stable enough that I repeat myself incessantly: https://hn.algolia.com/?dateRange=all&page=0&prefix=true&que...
*Edit: here's where we called it off: https://news.ycombinator.com/item?id=13131251
Politics nowadays is irreversibly different, and an attempt at a detox now would be even worse.
Before or after, you can.
In other words, at the height of political emotion the experiment was bound to fail. That's not necessarily the case at any other point in time.