Not really. Less waste means not spending time on non-essential features. That doesn't mean that the core features people are focused on will go any faster at a

Not really. Less waste means not spending time on non-essential features. That doesn't mean that the core features people are focused on will go any faster at all. Someone (product owner) should be prioritizing the core things needed to be delivered which means you don't waste development and testing cycles on things like an extra button on the MS Office ribbon bar that does a hardly used feature.