OS/2 was pretty advanced back in the day. Something like System Object Model is still nowhere to be seen on modern desktops. https://en.wikipedia.org/wiki/IBM_S

OS/2 was pretty advanced back in the day. Something like System Object Model is still nowhere to be seen on modern desktops. https://en.wikipedia.org/wiki/IBM_System_Object_Model https://en.wikipedia.org/wiki/IBM_System_Object_Model Instead we are now at distributing whole browser engines with a few kilobytes of HTML and JS to 'integrate' into the desktop and call those applications.