The debate exposes a broader market dilemma: Can space-based data centers compete with terrestrial alternatives? Son’s critique—‘the math doesn’t support it’—echoes concerns about latency, costs, and regulatory hurdles. Yet Musk’s track record of defying odds, like Tesla’s rise, complicates dismissals. As AI demand surges, the outcome of this rivalry could redefine global tech dominance.

For now, Son’s skepticism tempers hype around Musk’s interplanetary ambitions.