https://xkcd.com/1205/ https://xkcd.com/1205/ Over a 5 year time frame something that saves one second per day is worth about half an hour of time. Something

https://xkcd.com/1205/ https://xkcd.com/1205/ Over a 5 year time frame something that saves one second per day is worth about half an hour of time. Something that saves 5 seconds 20 times a day is worth 50 hours of work. Over 20 years its worth 2 hours and 200 hours respectively. It's probably pretty easy to find optimizations in any environment that are trivially a positive investment of what you correctly note is your most valuable asset.