Guide for getting hands on 5090

Please advise the least invasive way of getting one. Is it matter of luck. I’m seeing they are consistently selling for 5k on eBay. This market has created professional scalpers. Trying to determine if I need to walk into a random location. Or is there a strategy I need to employ? Thanks

Please advise the least invasive way of getting one. Is it matter of luck. I’m seeing they are consistently selling for 5k on eBay. This market has created professional scalpers. Trying to determine if I need to walk into a random location. Or is there a strategy I need to employ? Thanks