The waiting time is also the reason why I did not choose Volvo XC40 recharge.
Dystopian authors got it all wrong, this is what we should have been warned about.
Obviously joking, but the reason for this in TNG, as it is for cars, that it was cheaper. The same reason RBMK reactors are graphite moderated with a positive void coefficient.
Well, see also the lifts; I’m pretty sure that over the course of the series the Enterprise alone had more catastrophic lift incidents than most _countries_ today have in like time. And the consoles which explode whenever anything happens. And the _bloody holodeck_. Clearly, at some point in the next century, some catastrophe kills off engineering as a discipline entirely.
(I base this mostly on comparing driving my Skoda Superb 2019 and a BMW 5-series touring estate rental with luxury trim on the same roads, a mix of city, urban and autobahn.)