Logo Quiz 58

Identify the logo?

Answer added on 29/10/2010:  StumbleUpon

Hint: A discovery engine.
Answer:
StumbleUpon is a discovery engine that finds the best of the web, recommended to each unique user. It allows its users to discover and rate Web pages, photos, and videos that are personalized to their tastes and interests using peer-sourcing and social-networking principles.
Original author(s):   Garrett Camp & Geoff Smith

Read more..