Disruptive technology company “Lumen” breaks into Terra at the speed of light. Maybe a little faster than. Breakdowns in the Status Quo follow as MarsCo faces its first legitimate threat in 700 years: life-changing technology that they have no control over.

The newest megacorp creates more loyal customers in a few years than MarsCo did when they created Generation 3…

Date: 702 AE. Lumen is first mentioned officially in Sound and Silence, though the author had dropped hints over the year prior, particularly when the question of “why doesn’t Sol have light speed technology?” came up.