have chosen not to use perfectly good masks. they're safe, they've been certified as safe by the bsi, and in fact the government's own lawyers have written to us to confirm that these masks did not fail any test. the government says the vast majority of ayanda's masks are being used by nhs workers, and that only a small percentage of all ppe purchased has proved to be unfit for any purpose. the uk had to buy huge amounts of ppes at the height of a pandemic. the cost to the taxpayer has been enormous. the crucial figure here is that the incredibly high volumes that were bought in the pandemic would have cost 2.5 billion if bought at 2019 prices. because of the inflated prices this year, they cost 12.5 billion. so you can see that somebody