This online demo is limited to mapping 75 users, if you would like to see more and have extra functionality like search and data export, why not:
To work this online demo needs Java 6 to be installed and enabled.
You can also double click on the points to open the relevant page.
Or try dragging the points around.
To zoom in or out use the mouse wheel or hold the right mouse button down and move the mouse up and down, or use the zoom slider in the top right. To pan hold the left mouse button down and drag or use the arrows buttons in the top right.
The brighter red points are more active YouTube users, the darker the point the less active they are. Links between friends are pink, subscription links are blue.