Spaced repetition is so effective. I'm surprised it's not more ubiquitous.
I recently published a Chrome extension to review knowledge in a new browser tabs after trying and failing to use Anki post-graduation. https://chrome.google.com/webstore/detail/forgetmenot/nncbpj...
Check it out if you have the chance. I'd love some feedback (and for more people to use spaced repetition in their everyday lives)!