Another link to this very important story...
Using the rogue communication devices to skirt firewalls and switch off inverters remotely could destabilise power grids, damage energy infrastructure and trigger blackouts
www.dailymail.co.uk
US does not yet produce enough solar polar to be vulnerable to a widespread solar panel grid disruption,, but there are places in Europe which are.
Just days ago, when wind and solar power was producing about 70% of the electricity in Spain, much of Spain, Portugal, and parts of Southern France experienced a wide-spread power outage lasting hours...
These source make the grid much more vulnerable to attack, as explained here (good read for nerds like me)....
Why we need real inertia
meredithangwin.substack.com
It's a major national security issue.