Seeing as my own father barely survived Polio in infancy, this is a pretty significant thing for me personally. I'm really glad I saw it on Twitter.
https://www.market.unicefusa.org/inspired-gifts/polio-vaccines-to-protect-100-children/S359190/
What a small sacrifice to potentially save 100 lives. We can thank Jonas Salk for choosing not to patent the vaccine, making it affordable and accessible. We owe it to him that Poliomyelitis is nearing worldwide eradication today. Let's keep it going.