We are sunsetting 13 older games and we're also significantly reducing our investment in The Ville.

ENGADGET: Zynga shutters Boston, UK and Japan studios, lays off 5% of full-time staff

So the bulk of the issue is likely sunsetting of current income and cap gains tax rates.

FORBES: The Taxing Fiscal Cliff

Congress should experiment with regulatory cost budgeting in conjunction with other policies like rule and agency sunsetting.

FORBES: How About a Budget for Regulations?

The music streaming app's team announced that it has been acquired by Dropbox and will be sunsetting the service during the transition.

ENGADGET: Audiogalaxy acquired by Dropbox, announces end of streaming service

Mountain View says it's sunsetting the feed reader because it has "declined, " and that turning it off will allow it to pour its energy into fewer products.

ENGADGET

William Gale and Peter Orszag, co-directors of the Tax Policy Center, calculate that by 2012, sunsetting tax breaks (contained in this and previous tax acts) will equal 2.4% of gross domestic product.

FORBES: Magazine Article

The smartphone market is ripe for disruption Palm is dead, Symbian is sunsetting, RIM is faltering, and every player in the ecosystem (other than Google and Apple) want a third player to wedge between Google and Apple.

FORBES: Lumia 900: How Nokia And Microsoft Become Disruptors