It's become a big enough item to become noticed.

One of the biggest mistakes an organization can make is to center the ILM discussion on infrastructure, not business or policy.

They're happy using expensive disk if they don't have to pay for it. The benefits of ILM reside in the IT organization, and those benefits don't necessarily translate to business users.

Many organizations have ILM initiatives or are interested in starting one because of all the publicity. But the biggest driver is that storage costs are growing at an astronomical rate, and they're being mandated to cut the storage budget.

The effort to get agreement from whoever owns the data to move it to a lower tier is a huge challenge. Every business unit thinks the data they deal with is the most important in the company. Then the effort of actual migration and potential disruption to the business of migration is a problem.