Why hasn't valve poured a billion or two on fixing this concept and implementing it?
>Release Notes for 5/26/2015
>– Added trace-based visibility checks to prevent networking invisible enemy players.
https://blog.counter-strike.net/2015/05/11988
>Release Notes for 5/26/2015
>– Added trace-based visibility checks to prevent networking invisible enemy players.
https://blog.counter-strike.net/2015/05/11988