Originally Posted by camaro guy
since fighters have advanced hud systems with complex computers and inputs that cost hundreds of thousands of dollars. i think you are gonna have to settle
The problem is too many people standing in the way saying "it cant be done". If you are going to make a glass screen + a digital hookup to the ECM display various data with the flip of a button theres no reason you cant have all the data display at the same time -- you are already investing the time / effort / technology - you simply need to make that feature an option and make it a good option. The lines on the screen illustrating the speed + the MPH reading might be a little futuristic, but would make the HUD way more worth the money they are going to charge for such an option.
Here is the Corvette HUD as of 2006: