Not too much work to make one. Go to http://www.tag-cloud.de/ a recently updated site that allows you to take the basic url of your lists and make a cloud. Once you download, go into the cloud_data file and change the urls to suit your lists... A little work but works!
We now have a tag cloud for all our diigo categories and lists! EFL Classroom 2.0
http://eflclassroom.com/clouds/tagcloudwebsites/imagecloud.swf
Not too much work to make one. Go to http://www.tag-cloud.de/ a recently updated site that allows you to take the basic url of your lists and make a cloud. Once you download, go into the cloud_data file and change the urls to suit your lists... A little work but works!
David