Because: 1) It's not just Flipkart. It's a library that was being used on multiple sites. For example, lego.com was broken too, for the same reason. 2) Fi

Because: 1) It's not just Flipkart. It's a library that was being used on multiple sites. For example, lego.com was broken too, for the same reason. 2) Firefox can't tell Flipkart to go to hell per se. All it can do is tell its users to go to hell and not use Flipkart (or lego.com), or at least not use them in Firefox. Phrased that way, I think it's clearer why Firefox cared enough...