Using Forgetting curves you can memorize everything you want for the shortest period of time. That’s working because of after all repeats, your brain will take that information from fast to long-term memory.
It works incredibly! If you don’t repeat-after some time you will have only 1-5% of userful info. But if you will use forgetting curves, you’ll get from 80-99% of big info. Small amount of subjects to remember like telephone numbers will stay in your head 100%.