What constitutes being "old school" in the military?

most times, the old ways are best, .. that is the gist of "old school".

Old School was: (1) Nearly all the personnel I served with in the mid-60's would not recognize our leadership today. (2) My concern is specie extinction as a result of their stupidity https://tinyurl.com/sxrm4p6w

Much like anyone driving slower than you is an idiot, anyone who came much after you is not "old school". Therefore anyone in your timeframe or earlier is "old school". Unless of course it's from the point of view of the current crop- then anyone that came before you is "old school".

13B10 OSUT 1983. My assigned vehicle was a Gamma Goat. Our Battery Commander carried "a Grease Gun," Supply issued us those ugly Yellow PT (banana

You "Might be Old Skool", if you spent nay part of your military career in one of these! ;)

tuff stuff

Know what making your buddy smile meant and know the vehicle you were in when you did it.

Upon entry to Army was issued BROWN boots that you had to dye black. And white skivies. 1957 No wars going on but 3 years of being treated as a recruit.

Funny, I think each generation has it's own 'old schoolers' In 65 when I went in it was Korean War and WWII vets that were 'old school'. When I went back in in 85 it was anyone from the 'draft era'. Today I bet it is those 'old timers' from the 1st Gulf War that are 'old school'.Today I am willing to vet those old guys from the 1st Gulf War are considered 'old school'.