[tsac]

As Tboltram said everything has problems and all anyone can do is try to keep ahead.
With Google and Microsoft accessing your devices with your full permission after checking the "I agree" box on the user agreements we are now moving into a larger security issue than 99% of the people realize.
To see the level of detail saved, do a pc wide search for .jpg files after you do any cleaning you wish and you will see the hidden files Microsoft 10 keeps from users. Sure the search will pick up your saved photos and other things you know about but try to figure out why they save various photos and links from adds you look at.
Think it's to sell to advertiser's?