The gist of it: IBM botched the "extend" part of embrace and extend. OS/2 was better but not by enough to migrate and stay. It had no "killer app" that drew the crowd and developers kept targeting Windows which OS/2 supported.
Also IBM f*ed up the OEM deals. OEMs preferred Microsoft which wasn't a direct competitor in the PC business.
Also IBM f*ed up the OEM deals. OEMs preferred Microsoft which wasn't a direct competitor in the PC business.