maybe they mean solid open source netcode? Call of Duty famously used Quake 3 net code for a while. That engine was a great core to build from since Carmack made such solid stuff.
But then again, they're probably just a bot.
But then again, they're probably just a bot.
I occasionally do some random spelunking for fun and while there's practically no code left, there are still a few small remnants like the odd comment or function signature (or partial signature) that are still there, and some that even date back to Quake 1!