The EU is now completely dependent on Russian goodwill to power their infrastructure for the next few decades, and have given up all leverage they had to push back on Russian power plays.
At the very least they should've kept the plants operational and operating at minimum capacity for redundancy to mitigate this factor. We have no idea what the political landscape will look like thirty years from now, and Russia hasn't exactly been a stable or kind neighbour in modern history.
https://www.euronews.com/2021/11/01/europe-must-reduce-its-d...