The value of Google’s parent company Alphabet fell by US$100 billion (A$144 billion) this week after its new artificial intelligence (AI) chatbot shared inaccurate information in a promotional video. Earlier this week, Google revealed a soon-to-be-released tool called Bard, which, like Microsoft-backed ChatGPT, uses AI to provide detailed answers to users’ questions. Google boss Sundar Pichai said Bard will be available to the public “in the coming weeks”, but the tech giant was left red-faced after a new ad included an inaccurate claim about the James Webb Telescope. Google said it’s kicking off a “rigorous testing process” before public release. However, the error wasn’t the only reason Alphabet’s share price fell 7.7%, with Microsoft set to add a ChatGPT tool to its search engine Bing. While Bing’s popularity has long trailed behind that of Google, experts – and investors – reckon it could finally become a serious competitor. Let the AI games begin…