U.K., April 9 -- Global IT spending is projected to total US$4.1 trillion in 2021, according to Gartner, an increase of 8.4% from 2020.

The spending for new digital innovations and initiatives will increasingly come from departments outside IT, Gartner reports, with IT no longer simply supporting corporate operations as has traditionally been the case, but fully participating in business value delivery.

According to John-David Lovelock, research VP at Gartner, this shifts IT "from a back-office role to the front of business" and also "changes the source of funding from an overhead expense that is maintained, monitored and sometimes cut, to the thing that drives revenue."

What will be the focus of IT spending? Gartner forecasts all IT s...