Antitrust sceptics following the case have been at pains to argue that these network effects do not, in practice, make the product in question immune to competition.

ECONOMIST: Antitrust on trial

But in practice they don't, because subtle mechanical effects distort the regularity of the oscillations.

ECONOMIST: A luxury watchmaker is putting silicon in its timepieces

The cleaners have also undone the effects of a 1946 restoration, which followed then-standard practice in replacing lost elements.

WSJ: A Heavenly View From On High | Basilica of Santa Croce | Agnolo Gaddi | By Francis X. Rocca

From the start, they astounded viewers with the unexpected color of their work: To emulate the effects of stained glass and daylight, they abandoned the academic practice of initial underpainting in dark earth-tones.

WSJ: Victorian Avant-Garde | Pre-Raphaelites: Victorian Art and Design | National Gallery of Art | By Barrymore Laurence Scherer

In practice, the way people feel about windmills may have as much to do with financial effects as with physical ones.

ECONOMIST: Wind energy and politics: Not on my beach, please | The

"In practice, with this incident not only is there an ongoing catastrophe today, but its full effects won't be felt for years, " said Burton LeBlanc, an attorney in the Baton Rouge, La.

FORBES: Magazine Article