68,836,385 votes cast in the 1960 presidential election.
86,496,851 votes cast in the 1980 presidential election.
105,594,024 votes cast in the 2000 presidential election.
129,139,997 votes cast in the 2012 presidential election.
158,481,688 votes cast in the 2022 presidential election.
Add in mail in ballots since Da Rona, in the last 50 years we doubled the number of votes to be counted. Also the margin on the wins, it triggers a lot of required recounts, which delays it more. Some offices are being decided by dozens of votes.
Like most things, there is nuance. And a lot of false memories on how things were back in the day. I would never have trusted one of those mechanical calculator booth machines, too much like a slot machine to me; verifiable auditable paper ballots, without chads, "is the way."