The battery factory is going to reduce the cost of the batteries in the vehicles, increasing their profit/reducing their cost to being mass-affordable; on top o

The battery factory is going to reduce the cost of the batteries in the vehicles, increasing their profit/reducing their cost to being mass-affordable; on top of this they're turning the battery factory into a product itself, so we could see other companies purchasing and building them further strengthening the ecosystem Elon's trying to create. He'll be the market leader in both electric vehicles and battery production - they'll be able to undercut everyone perfectly positioned for when "everyone" is buying electric vehicles.