'Monster, I'll PM you with the deets, 'kay?

RE: Boost pressures, just heard back from two UK mates who confirmed that their Paj's do the exact same thing on the highway. This must be the way it was designed?

BTW, can somone clue me in on how a "normal" turbo spools up and down through the course of driving, so I can compare? I've never owned a gas or diesel turbo before, so this is all new to me...