3 ms·

They sum up their reasoning pretty succinctly here: https://yourkarma.com/help/75-why-do-i-have-to-login-with-facebook-to-use-karma https://yourkarma.com/help/7

• Groxx 14y ago
  Because it's so hard to make a fake Facebook account. If someone actually wants to cause trouble, requiring Facebook won't do anything except slow them down for about 20 seconds. I see this "reason" everywhere, but it's total garbage.
  • artursapek 14y ago
    Seriously. That's asinine.
    • plink 14y ago
      "Vomitous" is the word that came to my mind.