Conversation so far:
When was the New York Public Library's website created?
January 7, 2010, New York, N.Y., The New York Public Library has launched its new Drupal-based website, at http://www.nypl.org.
Could you tell me something about the New York Public Library website, please?
The NYPL website provides access to the library's catalogs, online collections and subscription databases. It also has information about the library's free events, exhibitions, computer classes and ESL classes
What else does the New York Public Library website have besides access to the library's catalogs, online collections, subscription databases, and information about the library's free events, exhibitions, computer classes and ESL classes?
The NYPL gives cardholders free access from home to thousands of current and historical magazines, newspapers, journals and reference books in subscription databases, including EBSCOhost and The New York Times.
What are the New York Public Library digital holdings?
The NYPL Digital Collections is a database of over 700,000 images digitized from the library's collections. Databases available only from within the library include Wall Street Journal archives, among others.
Who did the digitation for One NYPL?
In 2006, NYPL adopted a new strategy that merged branch and research libraries into One NYPL. The organizational change developed a unified online catalog for all the collections.
When did the digitations at the New York Public Library start?

Question: how long did it take?
Self-contained rewrite: How long did the digitations at the New York Public Library take?