Yahoo Search Pad is scheduled for public launch 04:00 GMT July 8, 2009. It tracks Yahoo web searches and will allow one to annotate them.
Look for it under the "Yahoo!" logo on a Yahoo SERP.
help.yahoo.com/l/us/yahoo/sear ...

other coverage
PC World: pcworld.com/businesscenter/art ...
ZD Net blog: blogs.zdnet.com/BTL/?p=20723