Of course, flourescent bulbs create RFI.

http://www.nytimes.com/2007/01/02/business/02bulb.html

The Energy Challenge
Power-Sipping Bulbs Get Backing From Wal-Mart

While it sounds like a promising idea, it turns out that the
long-lasting, swirl-shaped light bulbs known as compact fluorescent
lamps are to the nation’s energy problem what vegetables are to its
obesity epidemic: a near perfect answer, if only Americans could be
persuaded to swallow them.

But now Wal-Mart Stores, the giant discount retailer, is determined to
push them into at least 100 million homes. And its ambitions extend
even further, spurred by a sweeping commitment from its chief
executive, H. Lee Scott Jr., to reduce energy use across the country,
a move that could also improve Wal-Mart’s appeal to the more affluent
consumers the chain must win over to keep growing in the United
States.

“The environment,” Mr. Scott said, “is begging for the Wal-Mart
business model.”

It is the environmental movement’s dream: America’s biggest company,
legendary for its salesmanship and influence with suppliers,
encouraging 200 million shoppers to save energy.

For all its power in retailing, though, Wal-Mart is meeting plenty of
resistance — from light-bulb makers, competitors and consumers. To
help turn the tide, it is even reaching out to unlikely partners like
Google, Home Depot and Hollywood.
[...]


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