

Agreed. If you are not incompetent, you will remember the stuff that you use often. You will know exactly where to look to refresh your memory for things you use infrequently, and when you do need to look something up, you will understand the solution and why it’s correct. Being good at looking things up, is like half the job.



That there are so many ways to store data on a browser (including exploits) and that they expose so much information about your physical device is a big part of the problem. Even barring that, there are additional ways they can fingerprint a user. While any one thing might not be telling, when you take all of them in combination, it gets frighteningly accurate how easy it is for them to know exactly who you are.