Based on the tweet "@izs @npmjs It'd be #awesome if we get emoji 😆😇😂😃support in #npm readmes. Readmes shouldn't be that serious. @github has it and it's #fun.", categorize the level of joy felt by the author. Select from the following: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.