The algorithm hype cycle keeps on turning. Voice assistants, self driving cars, and now LLMs. Each one represents an advancement, but nothing to justify the hop

The algorithm hype cycle keeps on turning. Voice assistants, self driving cars, and now LLMs. Each one represents an advancement, but nothing to justify the hopes and dreams people expect them to solve any minute now. Every major company has been working on an AI assistant for the past year. Have any of them launched something useful?