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Africa is the hot new investment for multinational corporations eyeing expansion, with its growing demand for cell phone services, restaurants and supermarkets. Foreign investment in the continent increased sixfold in the past decade, The Wall Street Journal reports, and analysts predict consumer spending will reach $1.4 trillion in 2020, up from $860 billion in 2008. Competition between Britain's Vodafone and India's Bharti Airtel have driven the price of a text message to a penny, while Yum Brands prepares to double its number of KFC outlets to 1,200. Wal-Mart paid $2.5 billion for 51 percent of South Africa's Massmarket Holdings, planning a "10 to 20 year play" in the continent.