Starting today, select Walmart stores in the U.S. and Walmart.com will be selling the MacBook Air with the M1 chip at a bargain $649 price. Walmart+ members have early access to the deal as of 12 p.m. Eastern Time today, and it will be available to all Walmart customers starting at 6 p.m. Eastern Time today. Walmart first began selling the MacBook Air with the M1 chip for $699 in March, marking the first time the retailer ever sold Macs directly. Now, it is available for an even lower $649 headi...