And being "banned" appears to mean "he wasn't invited to do the keynote presentation this year".
> Hi David,
> Hope you’ve been well.
> With you having been mostly offline the last year, the program committee has decided it would be valuable for the community to start sharing the opening keynote stage with other contributors. We have a few in mind but if you have any suggestions of people who have been impactful this year, please share them.
> Hi David,
> Hope you’ve been well.
> With you having been mostly offline the last year, the program committee has decided it would be valuable for the community to start sharing the opening keynote stage with other contributors. We have a few in mind but if you have any suggestions of people who have been impactful this year, please share them.
> If you have any questions, please let me know.
> - Evan