SMRs are snake oil. No SMR has really been built, and they share the exact same problems as "normal" nuclear. They're expensive, still super slow to deploy, expensive to maintain and still produce waste. And all without the econony of scale which is what helps big nuclear reactors be "affordable". You can read multiple articles on them, but here's an example.
https://www.theenergymix.com/the-nuclear-mirage-why-small-modular-reactors-wont-save-nuclear-power/
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