Yes it was done in Vermont city council I think it was, recently I heard. I was like wow, finally. I'll have to see how that went down.
I've heard some countries may be adopting it.
An AUDITABLE, un-hackable voting system....should be priority, for the people, not the bankers obviously. Although the bankers have convinced would-be good folk that 'Blockchain' = 'Crypto' = 'MUH MARK OF THE BEAST YO!' so, it is stomped on by many in the usa.
A ray of hope and perhaps a glimmer of RCV.