Via the newsletter of Dominic Cummings – a mischief-maker, but also a smart person who’s good at thinking ahead:

If you will live in the UK over the next 6 months take steps to ensure you and your family can cope with a ~4 week major disruption — e.g a cascade of logistics and energy failures. The only safe assumption is that the true situation is much worse than the media are telling you. This was true in spring 2020 and autumn 2020. It’s true now.