Now, this is obviously done to conserve space and retain the "stream" effect of Twitter, allowing you to see a pile of tweets on the screen at once.

ENGADGET: TwitterPeek review Hands-on

Domestic carriers began stepping up their game in 2006, when American Airlines first offered business-class seats that can fully recline but remain at a slight angle to conserve space.

FORBES: Magazine Article

To conserve space Issigonis put the engine transversely driving the front wheels, this was a radical design but allowed a very short bonnet and gave more interior space, enough for four adults.

CNN: A design classic

The best way to conserve beaches is to allow them the space to move - in a seaward direction during accretionary phases and in a landwards direction during erosionary phases.

UNESCO: Introduction

These new AIOs conserve space and make an appealing entertainment hub for the entire family to enjoy.

ENGADGET: Acer outs AZ3, AZ5, Veriton Z Series all-in-ones, starting at $650