If you surf the web, computer cookies can be useful because they keep track of items in your shopping carts and save your personal information — including login credentials — so sites can remember you and what your preferences are. They can make online transactions...
Mention “cookies” and most people expect a chocolate chip treat to appear. When talking about computers, however, cookies aren’t on the drop-down menu. In fact, they’re not even physical objects. Yet they do a great deal of the work that makes...