Looks like it has potential. Still, you would have to have a low and a high and then program the boost based on rpm.
If it were truly based on MPH then it wouldn't matter what gear you were in and the rpm would take care of itself so to speak, or be taken care of at the same time.
Former owner of '99 CSVT - Silver #222/2760
356/334 wHP/TQ at 10psi on pump gas!
See My Mods
'05 Volvo S40 Turbo 5 AWD with 6spd, Passion Red
'06 Mazda5 Touring, 5spd,MTX, Black