A walkthrough of the ZX Spectrum game, The Trader Trilogy. A 1983 strategy/management/arcade game in three parts, where you play as a trader in the Altair star system, 16 light years from Earth.
From the recording originally sent by Paul E. Collins to http://www.rzxarchive.co.uk/ . Recorded using "rollback", a feature of the emulator which allows you to mark a point, which you can then roll back to later if you get into difficulty, and try again. More info. on the channel "About" page: https://www.youtube.com/user/rzxarchive/about