I wouldn't say content-free, but content-lite. It still covers the basic ideas and tools used, but doesn't go in depth yet. Disclaimer: The article author was

I wouldn't say content-free, but content-lite. It still covers the basic ideas and tools used, but doesn't go in depth yet. Disclaimer: The article author was both a lecturer and supervisor to me during my undergraduate degree, but I was in no way involved in the work discussed in the article.