heres an example dramatisation of what happened to terrorist funders too: https://www.facebook.com/KasheerHinduzFront/videos/123509249...
So a person is corrupt just because he deals with cash?
No I'm not a bot, but here is another link you should read and understand why demonetisation has been good for India. programmer_dude asked for sources and thats why I'm posting them.
https://timesofindia.indiatimes.com/business/india-business/...