been extremely expensive, as the 850 cost upwards of $12,000. The 800-series can run Windows NT 3.5 (probably 4.0 as well), OS/2 , AIX 4.14, Solaris Desktop 2.5.1 PowerPC Edition, and Linux . ThinkPad TransNote The ThinkPad TransNote was a pen-based PC in a laptop. Data could be entered through the