Others have already given the reasons about the downsides of comments. One other reason is: Most developers are terrible, terrible writers. It's one thing to i

Others have already given the reasons about the downsides of comments. One other reason is: Most developers are terrible, terrible writers. It's one thing to imagine a profession of literate programming as practiced by Donald Knuth; it's another thing entirely to imagine it as practiced by the kind of people who are actually writing code.