That would make the whole learning process way slower. I remember a few old lecturers saying they learnt programming on punch card computers, which you have to

That would make the whole learning process way slower. I remember a few old lecturers saying they learnt programming on punch card computers, which you have to wait a few hours just to get a simple code running. Usually, you are not lucky enough to get it right on first time. Fix some errors and compile... repeat until it runs. More waiting time.