Amazon is pouring billions into AI infrastructure, and its cloud boss says the company is confident its bets will pay off. The Amazon Web Services CEO Matt Garman said in an interview with CNBC Television published Wednesday that the company feels "quite good" about its massive AI investments, despite rising fears that the AI boom could become a bubble."Others may have maybe more speculative investments," Garman said in the interview recorded on October 17. "We're very intentional about how we think about ...