Check out this screenshot of how Rogers, a large Canadian broadband provider, modified the Google homepage for subscribers. It's sure to get advocates for network neutrality — the notion that Internet service providers should not discriminate between websites — all riled up. Sure, they'll say, the ISP only inserted a public service message to its users this time, but what's to stop Rogers from inserting a banner ad, or limiting Google bandwidth to give its partner, Yahoo, an edge? After the jump, a closeup of the controversial message.

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