I had the exact same reaction. It actually feels un-Zen like for him to obsess over that. It sort of illustrates his example of dukkha. On one hand he tells

I had the exact same reaction. It actually feels un-Zen like for him to obsess over that. It sort of illustrates his example of dukkha. On one hand he tells us that Zen rejects the need for logical consistency. On the other hand, he keeps using science as validation. Even if there are paradoxes or contradictions in science, scientists are constantly working to resolve them because they don't accept the idea of an inconsistent world. His constant return to science is an example of dukkha. Just let it go man...