The difference between having a tractor and not having a tractor is much larger than between having a computer/gps-guided tractor and having an old school tractor. While it's certainly an improvement, it's a smaller improvement.
The difference between hailing a taxi via app and hailing a taxi by waving at it is much smaller than the difference between automobiles being available and not being available. Again, it's a great improvement but a smaller step than the original one.
Marriage rates are down so that abundance may be overrated.
EDIT: I don't know about steam engine but all these are certainly far behind an internal combustion engine.