The 'worst-selling Microsoft product of all time' sold just 11 times, and eight people returned it — why you've never heard of OS/2 for the Mach 20

https://www.tomshardware.com/software/the-worst-selling-microsoft-product-of-all-time-sold-just-11-times-and-eight-people-returned-it-why-youve-never-heard-of-os-2-for-the-mach-20