Unfortunately, it looks like even Cuba's vaccine is encumbered by patents. ⌢ > From: Noelle <noelle> > Date: Sun, 22 Aug 2021 09:19:00 -0700 (PDT) > > only in the last part do they say Cuban vaccine has 90% efficacy, > but US > sanctions(of component) stalled production > > https://www.theguardian.com/world/2021/aug/22/cuba-coronavirus-vaccines-health-system