Something which could be nice in the future would be to include for some words, a little video to make clearer what does it mean. Actually I am talking about "move" verbs, there are so many of them in Chinese and sometimes with very subtle difference between its and videos help a lot in this case. In fact you can find this type of video already in nciku. Anyway here is my two cents. by the way I am still lobbying
for both cantonese and mandarin in the flashcards.