Some hours is not what one should put into Vim, IMO. I've used it for many years and felt I got better at it very gradually (maybe I'm like that with most things). It's much more than hours! It's using it every day for a few years :)

To honor the many-years of vim, I relearned a new vim feature now: using :g to run a macro like this: https://stackoverflow.com/a/5292858