Less evil: read about how duckduckgo uses Boss and Bing APIs http://www.gabrielweinberg.com/blog/2010/08/thoughts-on-yahoo-boss-monetization-ii.html http://www

Less evil: read about how duckduckgo uses Boss and Bing APIs http://www.gabrielweinberg.com/blog/2010/08/thoughts-on-yahoo-boss-monetization-ii.html http://www.gabrielweinberg.com/blog/2010/08/thoughts-on-yaho... ----------------- and check http://www.reddit.com/r/datasets http://www.reddit.com/r/datasets and infochimps, maybe dataset is already out there -------------------- and ...never spider from home, you'll always screw something up: referrer HTTP header, user agent, random wait time between requests, http://streamhacker.com/2010/10/04/perils-web-crawling/ http://streamhacker.com/2010/10/04/perils-web-crawling/ http://news.ycombinator.com/item?id=2463058 http://news.ycombinator.com/item?id=2463058 see first comment