If I'm reading the charts right (very possible I'm not), looks like the power outages in Spain & Portugal are somewhere on the demand side, rather than supply side (i.e. a power plant didn't fail, something transmitting energy did). Here's the forecast vs actual load for Spain today:

Planned to test the resilience of bcachefs at some point on my new home-server before fully migrating: excitingly one of my nvme drives has decided to do that for me! Time to actually eat lunch and attempt to fix after work

Phew