There are elements of their staffing and their work that are desperately needed by the voluntary sector - book-keeping, accounting, digital and computing capacity, mentoring and individual volunteering.

Progress in computing capacity has been truly astonishing.

Before 2006, it was all but impossible for internet start-ups to rent the computing capacity they needed to build their businesses quickly.

For professional users, overclocking improves professional personal computing capacity, therefore allowing improved productivity.

Continued increases in computing capacity allowed hundreds of millions of individuals to be simulated on ordinary computers with microscale models by the early 21st century.