Soooo minor -- these fall into the category of 'wouldn't it be nice'.
1. When you log back in, your speed is not reset to 'walk'.
2. You can see what speed someone is moving at when they enter your room, e.g., The tall, handsome woman runs in from the west.
3. You can see if someone is following someone when they enter your room, e.g. The tall, handsome woman runs in from the west, following the tall, handsome man.