It is a fact that Incognito mode doesn’t save history but that’s about the only protection it grants you. 99 out of 100 Google Chrome users think surfing porn in Incognito users is safe! Admit it; you use your browser’s Incognito window to surf porn yourself!!! Don’t you?
Many adult content websites use something called Super Cookies which are able to track your movements across the web even when you are browsing in private mode. Super Cookies are like the regular, lightweight software and sit on a website and fingerprint users who visit the page. When you return to that particular page again at a later date, the website is able to track the entirety of the user’s activity between the two visits.