I have curbed my caffeine intake to about 1 drink a month if that and it is usually tea. I gave up soda about 14 years ago and I don’t drink coffee. It is interesting that caffeine is categorized as a psychostimulant as does methanphetamine and cocaine. Here is a candid look and very creative delivery of what caffeine does to your brain. It has its pros and cons .
https://www.facebook.com/YourBrainOn/videos/1552879504747232/UzpfSTEwMDAwMTUwNTI1MjU0OToxNzcyOTYzOTM2MDk3MDk4/