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The article details the creation of zSST, a SystemVerilog implementation of 3dfx Voodoo Graphics for FPGA, enabling a DOS PC with Voodoo graphics to run classic games like Tomb Raider.
A developer built an 8086 CPU emulator inside Scratch, demonstrating retro hardware emulation in a visual programming environment.
The article discusses the complexities of VGA memory access and the challenges of emulating old hardware due to inadequate documentation.