WebProNews has discussed the value of link velocity and Googles need for freshness in the pastLink velocity refers to the speed at which new links to a webpage are formed, and by this term we may gain some new and vital insight.

Historically, great bursts of new links to a specific page has been considered a red flag, the quickest way to identify a spammer trying to manipulate the results by creating the appearance of user trust. This led to Googles famous assaults on link farms and paid link directories.But the Web has changed, become more of a live Web than a static document Web. We have the advent of social bookmarking, embedded videos, links, buttons, and badges, social networks, realtime networks like Twitter and Friendfeed.