According to the Silicon Alley Insider, 21 technologies have become obsolete by 2009. Some will be missed (such as coursepacks!). You can read the details and comments from the InsideHigherEd article.
What learning technologies have become obsolete this decade? Here are eight examples:
1. Scantron Sheets
2. Overhead Projectors and Transparencies
3. Classroom VCR/DVD Players
4. Course Packs and Course Readers
7. Language and Computer Labs
8. Paper Journals and Periodicals?