<i>In addition to this, Jörn convinced me that pre-emptive multitasking was possible on the 6502, so in May 2014, I began the arduous task of converting the existing code to run from a bank-switched cartridge, while simultaneously designing the pre-emptively multitasking kernel.</i><p><i>What is especially heartening at this stage is that the 8-bit Atari can actually run a pre-emptive scheduler, and run it well – in spite of the 6502’s fixed stack. </i><p>Looks like it is.