Beef Products acknowledged in an e-mail exchange that it was making a lower pH version, but did not specify the level or when it began selling it.
Beef Products acknowledged lowering the alkalinity, and the U.S.D.A. said it had determined that "at least some of B.P.I.'s product was no longer receiving the full lethality treatment".
An executive of a company that makes two of the products acknowledged that sensors can sometimes react as if they are being disarmed if a child moves around too much or shoulder straps are not secured.
YellowPhone Chief Executive Stephen Whittaker, who stated in a letter of recommendation that his company conducted "a very exhaustive investigation" of network security products, acknowledges that that investigation included firsthand testing only of off-the-shelf 40-bit encryption products and reading reviews of 128-bit encryption products.
"It's a very tall marketing challenge and a very tall product challenge," acknowledged Yusuf Mehdi, senior vice president for the online services division of Microsoft in Redmond, Wash.
But on a recent tour of the labs, John Barton, an Intel vice president in charge of product testing, acknowledged that he was still feeling anxious about the possibility of a last-minute, show-stopping flaw.
While Acxiom would not comment on the Nordstrom mailing, Allison Marr, an Acxiom product manager, acknowledged that the company does not verify the e-mail addresses in its database, most of which are bought from other companies that have collected the information from customers.
While the retailers have committed to sell Red products for five years, the success of the campaign will depend on whether customers continue buying the products, supporters acknowledged.
When asked about whether Apple's reputation for visual impairment was a reason behind Japan Post choosing to go with their products, Nishimuro acknowledged that Apple's good track record in both visual and hearing impairment accessibility features did factor into its decision.
When asked if Google might eventually connect Waze Local to its other ad products, Phillips acknowledged that Waze does share some anonymized data with Google around things like traffic, but he said, "Our focus is to build this platform for small and medium businesses … We're happy with the roadmap as is".
