Article seems not very well written. Even the initial "You might expect a less corrupt exam system to allow ability to shine through regardless of the economic

Article seems not very well written. Even the initial "You might expect a less corrupt exam system to allow ability to shine through regardless of the economic status of the students" doesn't make sense on its face. Why would I think exam cheating would influence structural problems, advantages and disadvantages, associated with SES levels? Getting rid of cheating doesn't get rid of private tutors, better equipped schools, less distracting home environments, etc.