Yes, just one of the unreported side effects of the Pfizer vaccine has been extreme weight loss. IBS would post a YouTube video of it but unfortunately he's no longer on here
It's more down to ticket availability. As most events typically sell out you have 6x better chance of getting a ticket if you are vaccinated. I think some places are even offering discounts for vaccinated fans and the human rights lawyers' ears are pricking up with some vigour.