Furthermore, <answer>Apple</answer> had created too many similar models that confused potential buyers. At one point, its product lineup was subdivided into Classic, LC, II, Quadra, Performa, and Centris models, with essentially the same computer being sold under a number of different names. These models competed against Macintosh clones, hardware manufactured by third parties that ran <answer>Apple</answer>'s System 7. This succeeded in increasing the Macintosh's market share somewhat, and provided cheaper hardware for consumers, but hurt <answer>Apple</answer> financially as existing <answer>Apple</answer> customers began to buy cheaper clones which cannibalized the sales of <answer>Apple</answer>'s higher-margin Macintosh systems, yet <answer>Apple</answer> still shouldered the burden of developing the Mac OS platform.
Who did the Macintosh clones hurt financially?
Apple