So I reposted this on Meta Stack Exchange. It seems that if you want to do research about this on Meta sites, the terms scraper and scraping are very useful. Here's what I found out:
Short answer: What to do:
Section of short answer by Pops:
Send all reports of SCRAPERs to us via the form on the contact us page, linked at the bottom of every page.
Network policy has been updated as of Oct. 9 2013
tl;dr: Send all reports of SCRAPERs to us via the contact form linked at the bottom of every page. Please include:
the URL of the copied post
the URL of the original post on SE
for high-rankers, the search string you used (and the name of the search engine, if not Google)
any other details ...