Maybe we did lose something when we moved from slide rules to calculators. We lost a visceral understanding of what it’s like to manipulate numbers, but we gained so much more.
Consider how humanity chanced when we moved from memorizing epics to writing them down. Minstrels needed to have an unbelievable amount of memory to recite these poems. Very few people these days have a memory like that. Our minds have gone to mush in a way. That being said, I prefer what we have now.