The Reno, Nevada based company’s name is an acronym for “Digest of Internet Information, Groups and Other stuff.” It does offer a browser bookmarklet, but you’ll want to grab the Firefox or IE toolbar to use the best Diigo has to offer.
Having a drop-down menu appear every time I highlight a word is, to me, the online equivalent of having a kitten constantly underfoot, as highlight automatically copies on my system. I had to uninstall Hyperwords because of this, but can use Advanced Dork because it requires an additional right click. I see a battle brewing…
adkittur 
Brynn Evans
creditman 
zen blue
Frank Lin
feynman2 
William Hermanson
future115 
Richard Hemmer
hifiwork 
Sean Porter
nicbak 
Vincente Hahn
web-design-guru 
葡 萄
ken zhang