I got a Silhouette Cameo a few months ago to get in on all the hot craft cutting action. Was sad to note that scores were interpreted as dashed cuts. Saw that Cricut had a scoring stylus that wasn't too thick and picked one up today; made this adapter to get it to work:
http://www.thingiverse.com/thing:2230352
Scoring stylus adapter for Silhouette Cameo
Re: Scoring stylus adapter for Silhouette Cameo
Coolness! (Amazing how handy it is to be able to manufacture your own adapters, isn't it?)