E233: xAI $20B GPU financing structure nears close; Reflection AI raises $2B round builds open-source frontier lab; n8n $180M series C drives 7x valuation jump to $2.5B; Base Power $1B raise targets 200k home batteries by 2027; ICE rakes Polymarket stake

This Week in Pre-IPO Stocks - E233: xAI $20B GPU financing structure nears close; Reflection AI raises $2B round builds open-source frontier lab; n8n $180M series C drives 7x valuation jump to $2.5B; Base Power $1B raise targets 200k home batteries by 2027; ICE rakes Polymarket stake