Matias says it spent more than two years working on a new type of key switch -- a modified ALPS switch it's dubbed Quiet Click -- and it has indeed come up with something unique.

ENGADGET: Matias Quiet Pro review: a mechanical keyboard with less clickety-clack

Today there are at least 40 governments with flat tax-type systems, most of which made the switch in just the last decade.

FORBES: Flat Tax Is Fantasy In U.S. But Works Fine Behind Old Iron Curtain

The Localism Act will require the 12 biggest cities in England to hold referenda to consider a switch to elected executive Mayors - the result could be a Boris-type figure in Birmingham, Bradford, Bristol, Coventry, Leeds, Liverpool, Manchester, Newcastle upon Tyne, Nottingham, Sheffield and Wakefield .

BBC: The mayoral future for England's great cities

One obvious way for firms in the power sector to reduce their emissions is to switch the type of energy they use, for example from inefficient coal-fired power stations to efficient gas stations.

BBC: Switching from high to low carbon energy is a challenge

Incidentally, Wendy's rival McDonald's (nyse: MCD - news - people ) had pledged four years ago that it would switch to a type of oil that cut the level of trans fats in its fries by half.

FORBES: Anderson's Wendy's To Fry With Healthier Oil