Tinkering with OSes, diff Distros ( Slackware back in 96-98. Redhat, hiatus from IT,Debian Ubuntu) android, iOS.
Aikido
Star Trek
Weapons ( knives, swords, guns)
Numismatics
Auto Mechanics / classic cars, Detroit Muscle, antique trucks
Late 90s early 2000's FPS.
My music ( brass, learning tenor sax, relearning guitar & bass)