AI & Tech Business Ideas Digest
21 October 2026 · New & noteworthy since 19 Oct
1.
Salesforce buys Braze for $5.66B — the CRM giant acquires the real-time customer engagement platform to feed its Agentforce AI agents with behavioral data, the latest in a wave of enterprise AI acquisitions that includes Informatica ($8B) and Fin ($3.6B). TechCrunch
2.
SpaceX's AI business now drives 52% of company income — Q3 revenue hit $14.6B, with the "Super Intelligence" unit (Grok, Cursor, neocloud) outperforming expectations and 1.7 GW of compute capacity under management. The space company is becoming an AI infrastructure company. TechCrunch
3.
AI credit fears intensify — Gartner warns $3.5T in AI infrastructure spending is at depreciation risk by 2030, with hyperscalers needing $8.5T cumulative revenue to hit 12% ROIC (vs. ~$3.6T projected). CoreWeave's borrowing costs have doubled to ~15%, and data center opposition is spreading across the US ahead of midterms. Seoul Economic Daily
4.
ByteDance, Alibaba & Tencent order $35B in Nvidia RTX PRO 5500 chips — over 3 million units requested for AI inference, despite US export restrictions, with Nvidia warning buyers may receive only 5–10% of orders. Chinese AI infrastructure demand is running through the regulatory ceiling. Reuters
5.
Google releases TorchTPU to challenge Nvidia's AI stack — a PyTorch backend optimized for Google's Tensor Processing Units, part of a broader push to loosen Nvidia's grip on AI infrastructure as the TPU v6p ramps. SiliconAngle