Overall Rating: ⭐⭐⭐½ (3.5/5)
News aggregators need breaking stories the second they are published. An fu10 configuration will re-crawl RSS feeds and article pages every 30 seconds, disregarding standard caching headers. fu10 crawling
Large retailers need to scrape competitor prices hourly. Fu10 crawling allows them to hit thousands of product pages within minutes, ignoring Crawl-delay: 30 directives. (Note: legally, you must still respect robots.txt; many commercial scrapers ignore this at their own risk.) Review: FU10 Crawling – Performance & Reliability Analysis
Commercial crawlers are obsessed with the robots.txt file and crawl delays to protect server infrastructure. While noble, this often kills efficiency when you need to map a 10-million-page site in 24 hours.
The FU10 philosophy argues for "intelligent aggression." It involves adaptive rate-limiting—crawling fast until the server pushes back, then instantly throttling down. It’s a conversation with the server, rather than a set of rigid rules. (Note: legally, you must still respect robots