Well one of the biggest computer sellers known as "Lenovo" has recently been selling PCs with malware called "Superfish", The superfish malware analyzes users Internet Habits and injects third-party advertisement into websites on browsers such as Google Chrome & Internet Explorer without the users permission.
glad i just found this
my boss and i normally give users lenovos because they run so well and have great prices
i'll show him this so that we can make our customers more satisfied