Most guys eventually catch up in terms of growth, although some will always be taller or more muscular than others - it's in their genes.

And when requirements change, you can add or replace host interfaces, grow capacity, add cache and reconfigure the system on the fly-ensuring that it will keep pace with your growing company.

But ms Rousseff must move quickly to tackle the problems of growth like high and rising inflation, an overvalued currency and a big increase in consumer credit.