[eserorg]

Profitability of an advertising franchise = (value-per-impression) x (Number-of-Impressions)

Online social networking has an extremely low value-per-impression.

Professional golfing has an extremely high value-per-impression.

Which explains why Tiger Woods has generated more in profits than the entire history of the online social networking business.

[sjh]

And Woods alone attracts a not-inconsiderable portion of the audience: TV ratings for this year's US PGA Championship were around 50% higher than for the same tournament last year, the principal difference being Woods' absence in 2008 due to injury.