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Proposed Paddy Power-Betfair deal caps a year of frenetic deal-doing by gambling groups
Success came early but Rovio has been unable to lift its game through diversification
Taiwanese chipmaker to open new office in Finland
Finnish mobile gaming company has struggled to find new growth areas
The makers of the mobile game insist a secret sauce justifies their multibillion dollar valuation
Characters have been spun out into toys, stationery and cartoons
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