So did we ever find out anything more about this 2% of people who can multi-task? I heard about this a few years ago and now all is silent.

What's the catch the having a brain like this?
>https://www.bbc.com/future/article/20170210-a-test-can-identify-supertaskers-but-only-a-few-pass-it
>https://supertasker.org/