OpenAI cofounders Sam Altman and Elon Musk.Getty ImagesElon Musk's emails, revealed in court documents, describe OpenAI's talent wars in its early days.OpenAI increased salaries to compete with Google DeepMind's counteroffers and attract top talent."Either we get the best people in the world or we will get whipped by Deepmind," Musk wrote.Elon Musk's email exchanges, newly revealed in his lawsuit against OpenAI's cofounders, have become a window into the company's early days and describe the talent wars that have ultimately come to shape it.Musk, who cofounded OpenAI with 10 others, including Sam Altman and Greg Brockman, left the company in 2018, citing a conflict of interest with his work at Tesla.Since his departure, though, he's become critical of OpenAI, accusing it of veering from its original mission to develop AI in a way that safely benefits humanity.In August, he filed a lawsuit against Altman and Brockman, saying he was "deceived" into founding the company under false pretenses.