E165: Klarna files for US IPO; Pony.ai targets Nasdaq IPO; CoreWeave $24B tender; Databricks $1B raise, $55B valuation; Synthesia raises at $2.1B valuation; OpenAI to launch "Operator" AI agent in January; Nvidia unveils Jetson Thor for humanoid robots by | This Week in Pre-IPO Stocks | Podwise