[wizzwizz4]

> Interesting note is that I seem to be significantly faster at re-learning things each time I go back to it, but that might just be constant repetition more than anything.

This is the phenomenon exploited by spaced repetition learning. “Trying to remember” is when you learn things the best.

Reading something in Mandarin for a couple of minutes every few days will be better than weeks of effort every few years, even though it's less time spent overall.