October 19, 2025: AI Claims Disputed, WhatsApp Policy Changes, and US-China Cyber Tensions
Top stories: OpenAI GPT-5 math claims disputed; WhatsApp bans general AI chatbots; China accuses US of time center cyber breach; Chinese tech giants pause stablecoin plans; Nvidia CEO at APEC Summit; AI layoffs analysis; Karpathy says AGI decade away; Anthropic rise and political tensions.