What, you don't think turbo is technology? All those you've just listed are all of similar things, variable valve timing and lift. If you don't think turbo is technology, then explain yourself. You can always improve turbo to make it even more efficient. Then there's also the new stuff that's going around about electronic assist turbo that nissan is developing. If that's not technology, I don't know what is. Yet, it still involve turbo.