Very lucrative business with millions spent on research, outreach, politics.... and then finally ultimately sticks spent fuel into barrels and stores them somewhere for future generations.
Worked with a company that outsourced their code. Contract stated that source code must be provided so in an effort to be pricks, the outsourced company provided their code on fanfold dot matrix printouts using a line printer from the 80s. It arrived in three very heavy boxes not even folded neatly.
Father worked as a calculator. Room full of guys summing columns in their heads. When mechanical calculators came out they ran them in parallel with the human calculators.
$40 smart watch from Amazon does most of what the Apple Watch does and battery lasts a week even wearing it all night. I occasionaly charge it while showering