IFLA's FRBR, Library of congress RDA are thought to be inspired from semantic web philosophies. Is FRBR and RDA are futuristic enough for the future challenges of Web.
well basically if we are start it from the basics of catalog. They were standalone, not related, not connected. With semantic web technologies they are more interrelated, cross related with other domains and with appropriate meaningful search and discovery through associating more metadata for inferencing by machine. In-short there will be increase in precision and accuracy in searching for specific search item. But still a long way to go to achieve such precision.