Presenting Whitney Tilson's Performance Since Inception Relative To The S&P

Pardon our ignorance, but shouldn't a value-focused hedge fund that has been in operation for 7 years, and has nearly daily TV and media exposure, outperform the S&P net of fees? Actually, scratch that, shouldn't any hedge fund still in existence after 7 years, outperform the S&P?

Source: T2 Partners September Investor Letter