[vaguesortof]

This is Josh levine's site, the guy behind Island; he basically started electronic trading. He used to use this site to stream himself trading in the 90s/00s. Crazy seeing it on hn, I'm just finishing a book he was featured in

[guiambros]

More details [1], if anyone is wondering what was Island ECN.

[1] https://www.wired.com/1999/07/island-2/

[abhiyerra]

This guy quite literally invented payment for order flow along with Island.

Source: https://www.amazon.com/Dark-Pools-I-trading-machines-ebook/d...