I don't think Craigslist can legally issue a DMCA takedown for posts since they don't own the copyright to them. Padmapper stopped scraping Craigslist because i

I don't think Craigslist can legally issue a DMCA takedown for posts since they don't own the copyright to them. Padmapper stopped scraping Craigslist because it's against Craigslist's terms of service and Craigslist asked them to stop. A third party scraper as you've described would be harder to stop.