Try to keep it practical (like something that would be fairly doable, you just havent gotten around to it…yet)
There are apps that you can input text into and they can replace the characters in each word incrementally to help learn them. Wanna get into that
I find that it’s mainly frustrating to those learning German at an advanced level, since using a wrong article immediately exposes you as a non-native speaker. Because yeah, as the others said, it hardly ever happens that native speakers use a wrong article…