So why am I jumping into the blogosphere (suggested definition: an artificial environment permeated by opinion interspersed with random facts)?

FORBES: I bravely dive into the blogosphere

This is filled with gas and fine wires, and is permeated by an intense magnetic field.

ECONOMIST: How to build a B-factory

But if investors fail to spot the jiggery-pokery with credit scores and the outright fraud that permeated the subprime market, that cushion of safety quickly disappears.

ECONOMIST: Securitisation

Amidst all the doom and gloom that has permeated the markets, the e-business concern has come up with some good news: higher-than-expected earnings.

FORBES: Focus On The Forbes 500s: I2 Technologies