"Powered by MediaShare"
"Powered by clipbucket"
"Powered by VidiScript.com"
"Powered by PHPMotion"
"Powered by ClipShare"
"Powered by iVidPlay"
"Powered by iSoftScripts.com"
"Powered by VShare"
"Powered by Video CMS"
"Powered by PHP Melody"
"Powered by ClipBucket"
"Powered by SkaDate" - online dating and social networking software combined
"Powered by Sharemixer" - low cost video sharing solution a la Youtube
"Powered by Clipshare"

Viral Socializer Script Footprints
Code:

"Add and share your bookmarks with the ease of a click"
"I agree Terms of servises"
"Export & Import favorites"
"Discover the popular tags"

Do-Follow Blogs Footprints 

Code:

Keywords "Powered by BlogEngine.NET"
Keywords "top commenter"
Keywords "Notify me of follow-up comments"
Keywords "This site uses KeywordLuv"
Keywords "Enable CommentLuv"
Keywords "You can use these tags" 
"@Keyword(s) yourniche"
"This site uses KeywordLuv yourniche"
Top commenter Keyword(s)
Top commenters Keyword(s)
Top commentators Keyword(s)
Top commentors Keyword(s)
inurl:ucomment
inurl:ifollow
Keyword(s) "Recent Comments"