From a technical benchmarking perspective, there is zero difference in frame rates or graphical fidelity between the Goldberg release and the legitimate Steam release when running offline . In fact, the Goldberg version often runs smoother because it disables the background telemetry that pings 2K servers.
A: Yes. Because the Goldberg emulator bypasses the Steam authentication, you can enter the MyCAREER mode and play through the story offline. However, you will likely be stuck with a default "build" or limited attribute upgrades because you cannot access the online server stores to purchase attribute upgrades with VC (Virtual Currency). NBA 2K23 v20221202-Goldberg