What Is the Difference Between Development and Operations?

I used to work with websper application server group, or was at the time. Gave me a lot of insight on how developers were operating and how operators actually were managing web sphere. I like to joke around saying we were all sis admans. If you look at dafops, s r es, dav sacops and whatever acronyms we have these days, they came up over the last few years so now we have those fancy names. But when we were building websphere, wee're all system administrators at the time, and we used to do everything. We didn't have that kind of breakdown between davops, platform engineering, s r e and