Think of your digital footprint as the trail of breadcrumbs you leave behind...
https://medium.com/@rachel.brock88/why-am-i-seeing-ads-for-basketball-shoes-after-watching-highlights-a0aabfcc771b
Think of your digital footprint as the trail of breadcrumbs you leave behind every time you visit a website. Companies collect these crumbs to build a profile of your habits. It feels invisible, but you can limit it