<Finance is a cancer of society>. But I have to admit it, it's kind of cool.

https://arstechnica.com/information-technology/2016/11/private-microwave-networks-financial-hft/ The secret world of microwave networks (2016) Fantastic article.

\Video[https://www.youtube.com/watch?v=04O_fF5N1XI]
{title=Lasers Transmit Market Data and Trade Execution by Anova Technologies (2014)}
{description=Their system is insane. It compensates in real time for wind movements of towers. They also have advanced building tracking for things that might cover line of sight.}


Microwave transmission for trading