Electronics, with their rapid release times and quick turnover, are a less ideal fit, however.

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The firm said it would release 110, 000 euros in "rapid aid" to families caught up in the disaster, which has left seven people dead.

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Dr Olsen and his colleagues suggest that the explanation for this rapid increase in size may be a phenomenon called ecological release.

ECONOMIST: The rise of the dinosaurs

It is expecting an even better 2012, with 15% growth. (The strategy firms are private partnerships that release few precise figures.) One reason is rapid growth in emerging markets.

ECONOMIST: Consulting bounces back

If early user reviews and numbers continue, Shepherd is hopeful the second release can become as big as the original, even as his own company avoids rapid growth.

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