He dragged RouteOptimizer.Core.dll into the workspace.
The tree view exploded: namespaces, classes, methods. He clicked on the OptimizeDeliverySequence method. In the right pane, the decompiled source code materialized like a ghost writing itself. .NET Reflector Professional v11.1.0.2169 -Win- ...
Your evaluation of .NET Reflector Professional v11.1.0.2169 (Win) ends in 3 days. He dragged RouteOptimizer