Y! Desktop Search Beta

http://desktop.yahoo.com/

Instantaneous search results - as you type them

インクリメンタルだっけ

Find anything in any of over 200 different file types including - Word, Excel, PowerPoint, PDF, Outlook, Outlook Express, HTML, text, ZIP, PhotoShop, etc.

↓GDSはこんな感じ
http://desktop.google.com/about.html#whatis

◆ Search email from Outlook 2000+ and Outlook Express 5+
◆ Search files in TXT, HTML, DOC, XLS, and PPT formats (Office 2000+)
◆ Search chats from AOL 7+ and AOL Instant Messenger 5+
◆ Search web pages viewed in Internet Explorer 5+

英語、勉強しよ。。