Castelion's $1B Hypersonic Bet + China's Reusable Rocket Surge
Hey everyone, welcome back to Deeptech Daily. It's Thursday, August 20, 2026, and we've got a packed show today — hypersonic missiles, reusable rockets, a robotaxi milestone, and more. Let's get into it. We're going to start with the biggest check written in the deeptech world this week....
The skinny
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