Microsoft’s release of a ChatGPT-powered Bing signifies a new era in search. Then, a disastrous preview of Bard — Google’s answer to ChatGPT — caused the company’s stocks to slide 7 percent. The A.I. arms race is on.

Plus: What “Nothing, Forever,” the 24/7, A.I.-generated “Seinfeld” parody, says about bias in A.I.

On today’s episode:

• Sam Altman is the chief executive of OpenAI.
• Kevin Scott is the chief technology officer of Microsoft.

Additional reading:

• Microsoft integrated OpenAI's technology into its search engine and kicked off an A.I. arms race.
• Google released Bard, a rival chatbot to ChatGPT.
• “Nothing, Forever” was temporarily banned on Twitch.