Apple Inc. tends to prove unstoppable even when other computer makers falter. In the most recent quarter, shipments of Macs surged 41%. That’s nearly three times the 15% global growth rate for PCs in general.

But in the current quarter, as markets slide, banks go belly-up, and consumer confidence plunges, even the Apple (AAPL) growth engine may hit speed bumps, say some analysts who are revisiting their estimates just a month before Apple is due to report quarterly earnings for the period that ends Sept. 30. Concerns, including slumping demand for laptops and a strengthening dollar, helped drive down Apple’s shares more than 29%, to 126.84, on Sept. 23 from 179.32 on Aug. 14.

One of the bright spots of Apple’s last several quarters has been its MacBook and MacBook Pro lines of notebooks, which in the quarter ended June 28 accounted for more than $2.2 billion, or nearly 30% of sales. In a Sept. 22

research note, Samuel Wilson of JMP Securities in San Francisco pointed to potential weakness in notebook sales.

Stealth Survey

Wilson called 20 Apple stores and 10 Best Buy (BBY) stores and concluded that demand might soon weaken for the higher-priced MacBook Pro, which starts at $1,999, vs. the less expensive MacBook, which starts at $1,099. “When asked whether we should consider a MacBook or a MacBook Pro, we were repeatedly told that the Pro is designed for the design community, with a high-end video card and a large screen, and that we would be better off with a MacBook for the cost,” he wrote. Employees at Apple stores proved 40% more likely to push the MacBook Pro than their counterparts at Best Buy, he found.

Chip suppliers in Asia report that Apple has been canceling orders for computer memory chips, according to Wilson. “The reasons for the cancellations might…

Original post by dhiram