Board Thread:Theories and Speculation/@comment-26636534-20200426222432/@comment-32685487-20200428184025

I think a better example would be, say it takes 1000 to use a specific jutsu, well all you have is refills of 100, meaning you can only use a 100 jutsu, wait to refill and use another 100 jutsu. So while it refills infinitely it is not an infinite sized container etc.