The exec was making a presentation to the company board."Computers have allowed us to cut costs," he explained. "We expect even more dramatic improvements as computers become increasingly self-sufficient."
I don't use backshifting because the situation is still true. Am I right?
The exec was making a presentation to the company board. He told them computers have allowed them to cut costs. Then he explained that they expect even more dramatic improvements as computers become increasingly self-sufficient.