Exactly.
To illustrate what @stevemz is saying, here is an exaggerated power curve showing how SSB2-MV drives improvements to your fitness:
Thought it might help some think about intensity/duration progressions in terms of how it will change your power curve.
Again, that is an exaggeration to help illustrate the concept. Its actually comparing my 2019 (before) and All Time (after).
Hope that helps the graphical thinkers.