The Mwave adaptor had multiple compatibility and performance issues and was eventually replaced by standard modems and sound cards.
[citation needed] The last Aptiva system was withdrawn from sale in May 2001 without a direct replacement when IBM decided to exit the home market.
As a result, Microsoft "punished the IBM PC Company with higher prices, a late license for Windows 95, and the withholding of technical and marketing support.
IBM's PC Group had higher costs than its competitors which made it impossible to match them on prices.
Throughout the 1990s, IBM lost the most market share in PCs during that decade compared to its rivals, and only the ThinkPad laptop remained a stronghold.
Despite IBM's continued decline in hardware, that was more than offset by the company shifting focus to the more lucrative e-business (integrated e-commerce and Internet technology solutions).
The 2159 "stealth" series was a unique all black design that had the monitor resting on a metal stand with a 'console' located underneath which contained the floppy and CD drive.