Yahoo EULA under section 2:
You also understand and agree that the Service may include advertisements and that these advertisements are necessary for Yahoo to provide the Service.
Yahoo EULA under section 16:
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Ruling in favor of EULAs: Vernor v. Autodesk
That said, it is pretty stupid that Space X has not been testing random parts
So uh... "Further testing of struts in stock found one that failed at 2,000 pounds of force"
Sounds to me like they likely were testing them at random and then decided to start testing a vastly significant number of them to troubleshoot.
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