The Kindle Fire, Amazon’s heavily promoted tablet, is less than a blazing success with many of its early users. The about disgruntled are packing the device up and firing it back to the retailer.
A few of their many complaints: there is no external book control. The expire switch is slowly to hit by accident. Web pages accept a long time to load. There is no privacy on the device; a spouse or child who picks it up will instantly know everything you receive been doing. The impact screen is oft hesitant and sometimes downright balky.

All the someone grievances — entered on Amazon’s ain Web site — received a mensuration of confirmation last hebdomad when Jakob Nielsen, a usability expert, denounced the Fire, saying it offered “a disappointingly poor” experience. For users whose fingers are not as slender as toothpicks, he warned, the screen could exist particularly frustrating to manipulate.

“I experience the Flaming is locomoting to be a failure,” Mr. Nielsen, of the Nielsen Norman Group, a Silicon Valley consulting firm, articulated in an interview. “I can’t recommend buying it.”

All this would be adequate to transport some productions now to the graveyard where the Apple Newton, the Edsel, New Coke and McDonald’s Arch Deluxe languish. Only as a reach of retailers and tech firms could tell you, it would exist foolish to underestimate Amazon.

Amazon sees the Kindle occupation of devices as critical for its succeeding equally a virtual store, and is willing to lose money on the sale of each one for the sake of market share. Formerly dominance is achieved, it plans to construct money on the movies, books and music that users download forthwith from Amazon.

First, however, it needs to build the devices ubiquitous. Promoting them every daylight to its tens of millions of customers at the cheapest potential price will surely help. If Apple brought the notion of the tablet into the mainstream, Amazon is making it affordable.

The retailer says the Kindle Flaming is the virtually successful product it has ever introduced, a mensuration of enthusiasm that reveals nothing; it has not specified how many Fires it has sold, nor how many Kindles it has ever sold. It likewise says it is building evening more Fires to meet the potent demand. But, at the same time, it acknowledges that it is working on improvements.

“In less than two weeks, we’re rolling out an over-the-air update to Kindle Fire,” enounced Pulled Herdener, a society spokesman.

There will exist improvements in performance and multitouch navigation, and customers will get the alternative of editing the listing of details that establish what they experience latterly been doing. No more will wives wonder why their husbands were looking at a dating site when they enounced they were playing Angry Birds.

Amazon declines to say, only presently — credibly in the spring — there will exist an improved version of the device itself. One more shot is all the retailer will get, Mr. Nielsen said. “If that’s a failure, then the Flaming is doomed to the dot mess of history.”

Despite Amazon’s silence on the matter, analysts get been estimating the companionship will sell from three to five million Fires this quarter. They are neither raising their estimates nor lowering them.

Amazon’s devotion to this production job is such that it has stripped down the original Kindle e-reader, reduced its price and started to sell it through other retailers like Best Purchase and Wal-Mart for $79, as substantially as prominently on its Web site. If Amazon received Apple-like margins, analysts estimate that the basic Kindle might price $180.

According to calculations by the inquiry firm IHS iSuppli, the $79 Kindle costs Amazon $84 to make. That meat does not include research and development, shipping or, with a third-party retailer, the wholesale discount. Add these up, and Amazon might be losing as much as $20 on every $79 Kindle sold at, for example, Best Buy.