Analyze the following tweet to determine the level of anger expressed. The levels are: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger can be inferred.
Tweet: Request MRI 2 years ago, Neuro only requested last year, I'm still waiting on appointment  #mssucks #healthcareFail