An academic research group published a paper describing a potential attack scaled by leveraging service workers to execute on a client computer without user knowledge. Is it legitimate, or just a fanciful scenario?
Bing recently announced they will migrate from actively spidering URLs to only checking URLs when notified by the site owner. The move should reduce the amount of resources required to index the web and eliminate weak content from search results.
Why does old, outdated content continue to outrank new, more accurate content? John Mueller and boiling an egg can give us insight into how Google ranks new vs old content.