Context: I guess the bug is biting . I went to the casino last night and spent 5 hours there . I ended up walking out with the same amount as I went in with . It was that way all night long .
Question: What do they mean by the bug is biting ?
Option 0: They have problems with escaping reality .
Option 1: None of the above choices .
Option 2: They have a gambling addiction .
Option 3: They have an alcohol addiction .
Answer: 2