There's an Electron/VIC20/2600/Oric emulator that does this too: https://github.com/TomHarte/CLK https://github.com/TomHarte/CLK - looks authentically horrid an

There's an Electron/VIC20/2600/Oric emulator that does this too: https://github.com/TomHarte/CLK https://github.com/TomHarte/CLK - looks authentically horrid and it's got that somewhat elusive 50Hz feel. (Not many 50Hz Electron games, though! Firetrack is one.)