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2013
789

The Factoring Cryptopocalypse

The key detail to understand about the work in the Joux papers is that it is limited to solving discrete logarithm problems over fields of small characteristic . As interesting as the work is, mathematically, it should not be a great surprise to cryptographers: We've known for over a decade that small-characteristic…

798

Amazon's profits

The problem with Amazon is not that it doesn’t make a profit, but that you don’t actually know what the profits are.  On the face of it, this sounds like an absurd statement - it doesn’t make any profits. After all, look at this chart - massive revenue growth, zero profit. 

808

How to Convince Investors

August 2013 When people hurt themselves lifting heavy things, it's usually because they try to lift with their back. The right way to lift heavy things is to let your legs do the work. Inexperienced founders make the same mistake when trying to convince investors. They try to convince with their pitch. Most would be…