Research may reveal that a majority of electronic textual research requirements can be met with less sophisticated digitization efforts. The cost involved in developing an SGML infrastructure makes TEI endeavours unsuitable for special one-time funding sources. As with any SGML project, successful TEI encoding initiatives depend on sustained funding arrangements. 7.0 Conclusion Without the careful resolution of integration and support issues, a TEI investment can easily become an electronic white elephant. The undertaking involves a high level of commitment in a variety of service and resource areas, and there should be a clear understanding of the benefits and costs involved.
Ongoing investment is required to maintain, improve and promote the service for library clientele.