Read this Article and give the conclusion below https://www.sciencedirect.com/science/article/pii/S2666016421000645

https://pdfs.semanticscholar.org/71f3/5de4d235f905955634671ccbd881e55595c0.pdf

The conclusion including:

• State that what has changed since the article was written?
• How do its lessons, ideas and theories still apply?
• To what extent has its issues been resolved?
• State your opinions of how well the authors presented and discussed the research results including interpretations in the article. It should contain both positive and negative comments with due justification.