After months of haters pointing to Steam charts to predict Marathon ‘s impending doom , Sony has signaled to investors that it’s not giving up on Bungie’s new sci-fi shooter just yet. That ongoing faith in the underlying game is just the latest way Marathon continues to distinguish itself from Concord , Sony’s biggest gaming flop ever . “In our studio business, earnings from Bungie’s title portfolio did not reach our expectations,” Sony CFO Lin Tao said during Friday’s earnings call . “So we downwardly revised our business plan and impaired the full amount of the fixed assets related to Bungie except for goodwill.” That impairment cost was measured at roughly $560 million, bringing the total downgrade of the $3.6 billion Bungie acquisition for the year up to $765 million. A big portion of that no doubt comes from Destiny 2 ‘s player base falling off a cliff after last year’s expansion was lackluster and the newest content update was delayed by three months.…