'More opportunity today than there ever has been,' company says.
Allies say founders 'are not going to abandon ship before they set it right'.
Former WPP chief was angry that ex-colleague called S4 Capital 'speck in rear-view mirror'.
Wavemaker to continue to handle media in markets like India and Netherlands
The business has struggled to articulate its purpose in a changed market or even why it needs to exist as a brand.
Drinks giant is focusing on media planning and data.
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