Yuck - Already I can see a downside to VP7

"If you are using Internet Explorer, the links on this page will launch in the TrueCast Player and stream the video from On2's TrueCast Server. If you are using Netscape or Mozilla and the file opens as text, right-click the link, save the .tc8 file to your hard disk, and then double-click the .tc8 file in Windows."