Benoit Mandelbrot passed away. He coined the term “fractal”, an endless shape that can be characterized with a relatively simple numerical pattern, leading to some very beautiful visualizations. It always fascinates me how shapes in nature can be defined with a strikingly simple…

Many of the readers of this blog are — like me — designing investor pitch presentations. This 30 minute talk by Paul Graham of Y Combinator gives some interesting perspectives on how the competition between “super angels” and regular VCs has an…