The concept I think is good, it took me a while to get the controls and figure out what I had to do. After a caught the food my basket disappeared and when pressing the add button nothing happened so maybe I am missing something here.
Ooh, you might've caught a bomb and got stuck in a state where you don't have enough points to buy a new crate so you just sit there and lose. Hm. Probably should have a quick failure for that one.