Whatsapp, Insta, Facebook all broken

Yet again, Facebook has 'done an AirMax 737' and failed to do any of the jobs it is supposed to be able to do:
https://www.bbc.co.uk/news/technology-48855823
Some Facebook, Instagram and WhatsApp users cannot upload photos, videos and files.
The Facebook Messenger app, which is often installed separately, is also affected.
In March, Facebook and Instagram suffered their longest period of disruption ever. Problems also struck both apps as well as WhatsApp in April.
https://www.bbc.co.uk/news/technology-48855823