MediaMath’s bankruptcy filing demonstrates the difficulties DSPs can have making money, particularly in a high-volume, low-margin programmatic world that demands differentiation. Though many advertisers have been shifting their programmatic dollars away from MediaMath’s platform as the company’s troubles slowly became public, MediaMath’s filing indicates that the company owes between $100 million and $500 million to more than 200 creditors. Among those creditors are Google, Magnite, OpenX, Pubmatic and Xandr. Magnite and PubMatic are each owed upward of $10 million, according to MediaPost....…MediaMath’s bankruptcy filing demonstrates the difficulties DSPs can have making money, particularly in a high-volume, low-margin programmatic world that demands differentiation. Though many advertisers have been shifting their programmatic dollars away from MediaMath’s platform as the company’s troubles slowly became public, MediaMath’s filing indicates that the company owes between $100 million and $500 million to more than 200 creditors. Among those creditors are Google, Magnite, OpenX, Pubmatic and Xandr. Magnite and PubMatic are each owed upward of $10 million, according to MediaPost....WW…