No one was forced to use Internet Explorer, except when they wanted to browse the Internet after bundled IE with Windows and drove Netscape out of business.
No one was forced to install Windows, except when they wanted to use a PC and Microsoft was threatening PC OEMs that provided alternatives.
No one was forced to buy a telephone line from the Bell system, so long as they didn't mind not having a telephone in the United States.
No one was forced to lease an IBM punchcard tabulating machine, except when IBM held all the patents and refused to sell their equipment at reasonable prices.
No one was forced to buy oil from Standard, except when they wanted to heat their homes after SO bought up all the competition.
This story is about Google monopolizing the advertising industry, not search, you absolute bingus.