E121: Figma $12.5b valuation tender; $625m cash for Reka AI founders/employees; Klarna IPO rumored at +100% vs 2ndary mrkt; OpenAI impresses with GPT-4o; Reddit + OpenAI data deal; Anthropic hires new CPO, launches in Europe; Chime vs payday lenders; Star | This Week in Pre-IPO Stocks | Podwise