He says further research could help realise the "Holy Grail" of cloud computing, which is contextual search and answers.

"At the end of the day people should be able to use language specific to their domain or expertise, whether you are in the medical field or financial field or whatever, to ask questions to this stream, and it will give you a contextually aware answer.

"This is the Holy Grail for cloud computing, and while we are not there yet our research is heading in that direction."http://cio.co.nz/cio.nsf/spot/conquering-big-data-by-stream-computing