Elon Musk in 2016 told fellow OpenAI founder Sam Altman that the AI lab, then one year old, should pursue a cloud computing deal with Microsoft rather than Amazon, according to emails released Tuesday as evidence in Elon Musk’s federal lawsuit against OpenAI.

Musk explained that he preferred Microsoft’s CEO Satya Nadella over Amazon’s CEO, who was then founder Jeff Bezos. “I think Jeff is a