This is an example of what tag clouds can be used for, representing weight and importance of different pieces of information when compared one to another.
Here could can see my interests with the weight of the font somewhat symbolizing the importance.
ACM AIFLA Collaboration Computer Corvallis Context
CPE Lyon Daily Barometer Data Capture CSCW Design E-Business Law
HCI Information Architecture Intel
Interaction Design Mobility Network Online Services
Oregon State University Phone Privacy
Project Management Research & Development RFID
San Francisco Search Engine Services
Student Ubiquity Ultimate Disc / Frisbee
Usability Engineering User Experience User Interface