I'm not so much interested in investing at all, but I'm fascinated by market structure details like these; it's like an Internet of money. It has extreme nerd value, regardless of its utility for profit seeking. :)
Also, the details in this article are implicated in all sorts of HN threads, so it's useful to have a place to link to when people start debating how market makers work or things like that.
I love geeking the orderbook flow with a visualization tool (bookmap etc)
you can see thousands of orders being placed, removed, eating other orders.. buying skirmishes, resistance lines... and to top it all off you can place an order and see it show up on the battlefield
I’ve been out of trading for a long time and don’t normally miss it. What I do miss is seeing a full depth book feed when _weird_ things happen in the market.
Also, the details in this article are implicated in all sorts of HN threads, so it's useful to have a place to link to when people start debating how market makers work or things like that.