There's already a similar feature (in a way): the Repeat search function.
Thing is, if every user hit 50 times in a row the repeat search thingy, the resulting fooding of the network would be so hard to overcome, we would switch to mailing CDs and VHS...

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iMac G4 OSX 10.3.9
RAM 256MB
LW 4.10.5 Basic
ADSL anything from 3 to 8Mbps/around 1024kbps

"Raise your can of Beer on high
And seal your fate forever
Our best years have passed us by
The Golden Age Of Leather"
-Blue Öyster Cult-