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There must be business cases for each technology
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Progess must be incremental - small investments, low risk
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Each stage must be cost beneficial by itself
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Common generic data languages result in a pool of staff with common expertise
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Declarative languages result in fewer coding errors, reduced maintenance costs
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Open standards prevent being locked into a single supplier
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Open standards are required to support interoperability of information, data and services
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W3C is a consortium that can only standardise technology
through consensus on both requirements and solutions
This leaves the problem of semantic variation in modelling:
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Differences in modelling data (auto vs car)
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Differences in describing services
