Because if you do the math, you have a thousand TEDTalks, the pay 10 cents each; you have to do more than one summary for each of those talks, because some of them will probably be, or are, really bad.
因为你算下，有一千个TED演讲， 每个10美分 你得为每个TED演讲做不止一个总结， 因为有些演讲可能真的很糟。