Why Do the Overhead Bags Never Fit?

The boarding process is not easy, and flight attendants should be paid extra for that part. It also sucks for attendance on spirit air lines, cause they don't even have doors. By the way, did you notice how delta suddenly said it was going to change this rule only after they leaned that flight attendants are trying to form a union? Eh? Interesting ingitwas lik tts like that.