I mean, if you have even a small amount of experience with programming, you can learn big-O in a couple hours or less. Now, if we talk about memory optimizati

I mean, if you have even a small amount of experience with programming, you can learn big-O in a couple hours or less. Now, if we talk about memory optimization or the intricacies of concurrency, that's a much different story. Though, both of those things can't really be taught in the basic sense. They require a lot of experience to really understand.