The search for a military edge is one driver. But both US and Chinese companies talk of new potential for open-source collaboration.
We must learn the lessons of the limited successes in containing the arms race during the Cold War. A lot of talking went into that, as I saw from in my time with VERTIC and Pugwash. We need that kind of talking today, and then we need action by visionary leaders. A big ask, as things stand.
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