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![Active Record Issues](https://cdn-ak-scissors.b.st-hatena.com/image/square/8ae1ab8da6178623a6b97de70efae662707bf5cc/height=288;version=1;width=512/http%3A%2F%2Fkamipo.github.io%2Ftalks%2F20170112-tdtech%2Fimg%2Fcontributors_2016.png)