Watch out for Google, Facebook and Amazon

"The five largest firms in the world (based upon market valuation) are Apple, Google (now known as Alphabet), Microsoft, Amazon and Facebook. In terms of their monopoly power, Google has an 88 percent market share in search and search advertising. Google’s Android operating system has an 80 percent global market share in its category. Amazon has a 70 percent market share in ebooks, and 51 percent of goods purchased online are from Amazon. Facebook has a 77 percent share on mobile social media. Google and Facebook have more than one billion customers, and Amazon has 350 million."A piece on AlterNet deals with the ever-increasing - and worrying - domination of Google, Facebook and Amazon in the internet space and the storage of information on the cloud.Read the full piece here.    It doesn't make for pretty reading!