Sadly lithium still isn't scarce enough to make it uneconomic to produce a perfectly good rechargeable battery and sell it as single-use https://www.youtube.com/watch?v=5korWqCcsHE
I can tell you where you're going to be able to find those vast lithium deposits soon - landfill sites.
I can tell you where you're going to be able to find those vast lithium deposits soon - landfill sites.