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2012
1623

Frighteningly Ambitious Startup Ideas

March 2012 One of the more surprising things I've noticed while working on Y Combinator is how frightening the most ambitious startup ideas are. In this essay I'm going to demonstrate this phenomenon by describing some. Any one of them could make you a billionaire. That might sound like an attractive prospect, and yet…

1628

VC Insanity, Explained

…or, why VCs do what they do (Note: this post also appeared as a guest post on Techflash) VC behavior sometimes looks insane, but generally it’s just sound economics. It’s crazy but true: if you know how a VC gets paid, you can pretty much read their mind. Here’s a few examples: VCs don’t actually seem to want to take…

1629

Learning from competition

I experimented with custom fonts in Instapaper last year, but my efforts fizzled out. Before iOS 5, rendering custom fonts in a UIWebView on iOS was extremely buggy and slow. And nearly all of my licensing inquiries to font foundries went unanswered, so I couldn’t legally ship any of the fonts I wanted even if I could…

1637

Galactic-Scale Energy

[ An updated treatment of this material appears in Chapter 1 of the Energy and Human Ambitions on a Finite Planet (free) textbook , and also appears as part of an article in Nature Physics in 2022.]

1640

Array

There, that's known as a teaser. You see it in television all the time. "Find out which common household plant devours pets at night... but first ." And then you have to sit through and watch the stuff about Brad and Angelina shacking up / Shaq driving his new Hummer / Hummer's new fragrance before they get to the…