Link to Hacker News post when Demonetization was announced - https://news.ycombinator.com/item?id=12900965
The first sibling comment of the third highest voted comment throws out a worry, and it was downvoted.
I don't know what this means exactly, but I think it's worth the average HNer to ponder.
In practice, however, immediate action in complex systems is likely to have negative side-effects.
We this desire for action in Trump and Brexit too.. Or when a young naive junior developer sets out to rewrite a system from scratch :)