"It's not one individual doing it all, it's a number of individuals at key moments, " added Johnson.
Unlike Rice, Kerry is not seen as an Obama insider, but he has been a presence at key moments in Obama's rise.
The IOC spokesman conceded that asking people not to send messages at key moments "may not have an awful lot of effect".
It is more likely that people will sign up to see clips at key moments such as when their favourite football team scores.
Lord Patten reports in the programme how Margaret Thatcher would pull favourite Hayek quotations from her handbag at key moments during cabinet meetings.
Now, immigrant advocacy groups are focusing heavily on calling and writing members of Congress, sometimes targeting specific lawmakers at key moments in the debate.
At key moments, for example, Mr Scorsese floods the screen with colour filters to provide a powerful visual correlate of what his characters are feeling.
And beyond the words is an ambient rumble that rises ominously at key moments - giving the impression that the meddling gods of Greece are just out of view.
The transition from social media to emotional media is one in which the aim is keep users engaged more fully, for longer periods of time, and at key moments.
The introduction of live Studio Updates adds an exciting new element to Dynasty mode, as ESPN analyst Rece Davis interjects at key moments to showcase the scores and match-ups that are making waves around the nation.
Critics often acknowledge that view, but they also warn the setup insulates management in a way that could hurt shareholders at key moments like takeovers, when executives' interests and investors' interests may not be perfectly aligned.
Finally, texting by Olympic spectators, tourists and United Kingdom residents spiked during key moments at the games.
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The US president and his team also made a brief stop at Shwedagon Pagoda, the Rangoon landmark that has been at the heart of many key moments in the country's history.
"Today the number of injuries we have had at the back shows and there are key moments that affected us, " Martinez told Sky Sports.
"Playing so well at the most important moments, it's been the key this year, and staying healthy, especially after having a rough 2008, " he said.
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