A jaw-dropping collection of games, chockablock with more videogameania in one place than this games writer has ever seen, was put up for auction on eBay with a starting price of $575,000.00 but ended without receiving a bid.    What gives? – – – The sale was for some 6850 games, 330 systems, 220 controllers (including the controller for the train sim Densha de Go!, which has two levers for throttling and braking the train), and around 185 accessories, notably an adorably cute, pink Kirby bouncy ball. Most everything was complete and in near-mint condition in the box. You could spend a day…