Nice article over at destinationCRM.com with good write ups on each of the following tech.

1. VoIP
2. Web Services and Services Oriented Architecture
3. Speech Applications
4. Outsourced Application Delivery
5. Social Networking
6. Wireless Connectivity and Applications
7. Presence Technologies (RFID, POS)
8. Open Source CRM
9. Embedded Analytics and Business Intelligence
10. Queue Management

Nice shortened list lifted from Dana's Blog