Amazon (AMZN) has sent a “cease and desist” letter to artificial intelligence (AI) startup Perplexity, accusing its AI-powered shopping assistant Comet of violating the company’s terms of service by failing to identify itself. AI shopping agents like Comet are a threat to Amazon’s lucrative and fast-growing digital advertising business. In this article, we’ll examine how to play Amazon stock amid the company’s public feud with Perplexity. According to Amazon, it has asked Perplexity to remove Amazon from ...