How Google could help the Open Access world a little

"Consider the idea that Google Scholar had an API. If we could query that API on the basis of the DOI or PMID or ISSN in combination with volume, issue and pages or any other combination of standard bibliographic metadata. Yes, something like an openURL. And GoogleScholar would only return the correct Google Scholar ID for that article...we could construct various links. Linking to the Google Scholar document cluster is one. Retrieving the Google Scholar citations is another...."