What makes the current time so different from the past centuries or even decades? For sure, it is the overall access to the Internet as the source of communication, information, entertainment, education, and lots of other activities. Is there any daily activity that does not involve the web in some way?
When a paper is sent for revision, it means that you have to improve it by means of editing and proofreading. Professors require students to revise the paper when students were not attentive enough or did not devote adequate amount of time to brush up the paper after writing.