Introduction to Algotrading (2011) [pdf]
Kind of unrelated but I would like to have HN opinion: what is the actual point in working as a trader ? At the end of the day you just made more money or lost money. But you’re not contributing in anything for the world. I really don’t understand why people are happy to say they are trader when at the end it seems that the only do it for money. 
In 40 years when I look back I don’t personally want to see that I worked for 20 years for a company just to make money, rather I would like to say for example: I built this product which helped some people