As cloud computing continues to materialise and mature in the fabric of today’s IT, one of the primary barriers to widespread adoption is the high proportion of legacy ICT in many companies.

That’s according to the latest survey, this time from NTT Europe polling 300 CIOs and IT decision makers on current trends, barriers and solutions.

56% of those surveyed cited the complexity of their IT layout as the biggest barrier to large scale cloud adoption, with the figure rising to 70% in the public sector.

In some cases, the reason for being so attached to older IT software is financial. 28% of respondents said their legacy systems were too expensive – or valuable – to completely trash.

“[CIOs] expect enterprise clouds today to be able to handle the complexity of their business engine, meet internal and external compliance requirements, and reduce the management burden on in-house IT staff,” the …