technology #AI #BizIT #AgenticAI #AgenticCommerce #AIAgents #AIShopping #Amazon #Anthropic #Arbitration #ChatGPT #EBay #ECommerce #Etsy #Google #LargeLanguageModels #MachineLearning #Openai #Perplexity #Shopify #UserAgreements #WebScraping eBay bans illicit automated shopping amid rapid rise of AI agents Ars Technica 6h ago