Marketing isn't just about how much money you throw at it - your ads have to actually be good. The WP7/Bing ads have been awful.
The product you're selling also has to be good. "Fool me once..."
Not as authoritative as you thought:
"A coalition of electronics recyclers are disputing the Retina MacBook Pro's newly minted EPEAT "Gold" status, noting that the industrial-strength glue holding the battery in place runs afoul of rules designed to make computers easier to recycle. It turns out that the Gold rating was handed to Apple by none other than Apple itself, though EPEAT can require Apple to remove the rating after evaluating its assessment of standard criteria."
You want to be able to tell the New York Times, the BBC, Google, your local radio stations, Microsoft, all of the bloggers that ramble online, every book publisher, people who choose which songs to perform songs in bars (or used to be able to choose, before your illiberal Orwellian anti-freedom kicked in)
Just so we are clear, the GP is saying that the companies above should have the freedom to reach their audiences and customers without being selectively blocked by ISPs.