correction - I posted unfinished draft - thought I'd copied the final one for safety before posting

Changes make a difference to what I meant to say..
Last pargraph should be...

"So finally.. I don't know what's really real or not just from watching BBC news reports,
and so don't think most ordinary folks should make arrogant dogmatic pronouncments based on such uncertainty...
The only reasonable position should be healthy scepticism in public discourse,
even if we have made our own minds up based on informed judgement and opinion / prejudice in private...???

Respect expert opinions, but do not automatically trust them entirely ..."