@KingOfWhiteAmerica @Zardoz @BowsacNoodle @Shadowman311 @ThatWouldBeTelling now I understand your earlier reference.

It was my understanding that several people claimed to have observed, but those are of course claims and dependent on trust of origin.

I had read somewhere of minor pleomorphism observations or recordings in more modern times, but Google deleted it's search history and I can't even find where I heard that anymore.