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ENGADGET: Matias Quiet Pro claims to be the 'world's quietest mechanical keyboard'

Both the Tactile Pro and Mini Tactile Pro are equipped with premium ALPS mechanical keyswitches, similar to those used in the legendary Apple Extended Keyboard - widely viewed as the best keyboard Apple ever made.

ENGADGET: Matias updates the Tactile Pro to version 4, announces Mini Tactile Pro keyboard, we go hands-on (video)

At first blush, it seemed just as flat, but not flatter, but we'll reserve full judgement until we can use the keyboard for an extended period of time.

ENGADGET: Synaptics enters the keyboard market, announces the ThinTouch keyboard aimed at Ultrabooks

For the last two years I have been using my iPad as an extended light PC device via the ZAGG keyboard case and the Logitech Ultra Keyboard.

FORBES: Move up http://i.forbesimg.com t Move down

If you've set a JooJoo on an exercise bike rack to watch some video or placed the iPad in Apple's keyboard dock to compose some extended text, then a pound won't make much of a difference.

ENGADGET: Switched On: The weighty issues of slates

An extended battery is able to connect with both the Keyboard Dock and Gamepad Controller, and doubles battery life for the Razer Edge.

ENGADGET: Project Fiona becomes Razer Edge, starts at $999, sans controller

The app also features a specialized keyboard, easy resizing of results, and extended copy and paste of query results and graphics.

ENGADGET: Wolfram Alpha releases first desktop PC app for Windows 7, makes homework even easier

It also features an ergonomic island keyboard, increasing the stylish looks while reducing users' wrist strain when typing for extended periods.

ENGADGET: Samsung N230 netbook ships with 13.8 hours of pretend fun