Review: Three widescreen HD monitors that pivot from portrait to landscape

Monitors with wide aspect ratios provide plenty of room for viewing browser windows, documents, spreadsheets, photos, and other applications cheek by jowl. There are times, however, when a vertical orientation is more desirable--when you're editing a digital portrait, reviewing long documents such as contracts or legal briefs), or working on programming code, for example. Unfortunately, most displays stick stubbornly to their landscape orientation. But some recent monitors can pivot between land...