not a sensible use, i am saying to the government, review that, in light of what i go on to say. just to finish off this point, if we could briefly look at the end of this letter, on the next page, the paragraph starting, i recognise, you are there explicitly recognising that there is an issue about preserving specialist equipment for those in the nhs and other services who need it, you are expressly not talking about competing with them for these face coverings. spot on. exactly. back to the first page, most of this letter is taken up with you referring to other countries where the practice is different, countries where, in one way or another, face coverings among the general population might have been encouraged in some different settings than others. that is right. our own research had shown, others may macro from cities we were speaking to, they were using face coverings, if you have got the virus and are asymptomatic it prevents the drop it spreading to someone who may c