More and more advertisers continue to shift spendings to the Internet, leading to higher revenues for search engines like Google and Yahoo.

Yahoo 4Q reports a robust financial growth [1], but the profit is not enough compared to extremely high expectations [2]. So, the Yahoo shares plunged by more than 13 percent after the report's release Tuesday.

Some statements wont help : "Frankly, Google has done a better job than us," Yahoo Chairman Terry Semel [3] acknowledged.

And some users hope that Yahoo! will have better reactions about click fraud than laugh...

For investors, it's time to worry about implications of Implications of Yahoo! Underwhelm [4] : is it limited to Yahoo, or will other giants like Google suffer too ? Some already thinks that

 "The global online advertising industry no longer seems to be growing fast enough to justify the sector multiples"

Refs

• Yahoo 4Q Profit Up 83%, But Short Of Expectations [5]
• Yahoo 4Q Profit Misses Views; Shares Fall [6]
  
• Click Fraud Report Gets Laugh From Yahoo Rep [7]
• Implications of Yahoo! Underwhelm [8]