The CP/M system includes a powerful editor, an assembler, and a debugger. The user may purchase from Digital Research or the CP/M user's group such additional support utilities as a macro-assembler, symbolic debugger, […]

Upon this account political diſquiſitions, if juſt, and reasonable, and practicable, are of all the works of ſpeculation the most uſeful.

The phenomenon of baby duck syndrome is well known – it's what happens when users judge new and upcoming systems by comparing them with the first system they learned. This means that users generally prefer systems similar to those they learned on and dislike unfamiliar systems. […] This syndrome has substantial impact on user interface design. Developers must take into account previous user experiences to make users comfortable if they want these users to move or upgrade to their system. Baby duck syndrome can also make usability studies difficult as users familiar with a given system almost invariably describe deviations from it as confusing or problematic.

The duet was embellished with stage-whispered solos …