[Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Jed Rothwell
This is off topic but it is related to technology, and to the latest 
bruouhaha in the news. People have called into question the report 
made by James Sikes that his Prius went out of control for several 
miles. In the interest of disseminating technically accurate 
information, here is a comment I made about that elsewhere:


Sikes does seem suspicious but it is much too early to brand him a 
con artist. I drive a Prius, but I am sorry to say there are credible 
reports of the Prius running out of control. Most notably, Steve 
Wozniak, the co-founder of Apple Computer, reported that his Prius 
went out of control. However, the incident was nothing like what 
Sikes reported. Quote:


Wozniak said he was surprised several months ago when his 2010 
Toyota Prius started accelerating on its own -- to as much as 97 mph 
-- when he used cruise control to increase the vehicle's speed. He 
said he had to tap the brakes to stop the car from accelerating.


Wozniak is a superb engineer and one the most honest and decent 
people in public life. I have no doubt he is telling the truth.


- Jed



Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Stephen A. Lawrence


On 03/15/2010 06:14 PM, Jed Rothwell wrote:
 This is off topic but it is related to technology, and to the latest
 bruouhaha in the news. People have called into question the report
 made by James Sikes that his Prius went out of control for several
 miles. In the interest of disseminating technically accurate
 information, here is a comment I made about that elsewhere:

 Sikes does seem suspicious but it is much too early to brand him a con
 artist. I drive a Prius, but I am sorry to say there are credible
 reports of the Prius running out of control. Most notably, Steve
 Wozniak, the co-founder of Apple Computer, reported that his Prius
 went out of control. However, the incident was nothing like what Sikes
 reported. Quote:

 Wozniak said he was surprised several months ago when his 2010 Toyota
 Prius started accelerating on its own -- to as much as 97 mph -- when
 he used cruise control to increase the vehicle's speed. He said he had
 to tap the brakes to stop the car from accelerating.

 Wozniak is a superb engineer and one the most honest and decent people
 in public life. I have no doubt he is telling the truth.


But Woz's description, as quoted here, is of a malfunctioning cruise
control, which none the less responded to a tap on the brakes by
letting go, just as it's supposed to do.  It could be something as
simple as a failure of the cruise control's speed sensor.

That is certainly *not* a case of a car accelerating out of control,
in any normal sense of the phrase out of control!

Furthermore, a cruise control malfunction of that sort is probably the
least dangerous form of unintended acceleration, because it happens at
the moment when you're engaging cruise, which is likely to occur at a
moment when you are paying attention to the controls and are in a
reasonably clear spot on the highway.  When you're in a tight situation,
heavy traffic, or dangerous conditions, you're probably not going to be
engaging the cruise control.




 - Jed




Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Lawrence de Bivort
Wozniak also said that he thinks the problem is a software one, rather than a 
mechanical one.

Cheers,
Lawry


On Mar 15, 2010, at 6:14 PM, Jed Rothwell wrote:

 This is off topic but it is related to technology, and to the latest 
 bruouhaha in the news. People have called into question the report made by 
 James Sikes that his Prius went out of control for several miles. In the 
 interest of disseminating technically accurate information, here is a comment 
 I made about that elsewhere:
 
 Sikes does seem suspicious but it is much too early to brand him a con 
 artist. I drive a Prius, but I am sorry to say there are credible reports of 
 the Prius running out of control. Most notably, Steve Wozniak, the co-founder 
 of Apple Computer, reported that his Prius went out of control. However, the 
 incident was nothing like what Sikes reported. Quote:
 
 Wozniak said he was surprised several months ago when his 2010 Toyota Prius 
 started accelerating on its own -- to as much as 97 mph -- when he used 
 cruise control to increase the vehicle's speed. He said he had to tap the 
 brakes to stop the car from accelerating.
 
 Wozniak is a superb engineer and one the most honest and decent people in 
 public life. I have no doubt he is telling the truth.
 
 - Jed
 



Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Jed Rothwell
Lawrence de Bivort wrote:

Wozniak also said that he thinks the problem is a software one, rather than
 a mechanical one.


[. . .  teed up and . . .]

Yeah? Well he's a hardware guy.

As a software guy let me assure you it's gotta be a mechanical problem.


Seriously, there is no doubt that what he described is far less serious than
what Sikes reported. Still, we have to be cautious not to dismiss reports or
accuse people of being con artists in situations like this. There have been
too many mindless accusations of fraud in cold fusion and also in things
like crop circles, cryptozoology and so on.

- Jed


Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Jed Rothwell
Also on this subject, perhaps it is time for Toyota to re-think their
advertising slogan: Moving Forward

- Jed


Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Harry Veeder
I looked up cryptozoology on wikipedia.
There is also entry for cryptobotany.

Perhaps we should start one for cryptophysics?!

Harry



From: Jed Rothwell jedrothw...@gmail.com
To: vortex-l@eskimo.com
Sent: Mon, March 15, 2010 11:57:26 PM
Subject: Re: [Vo]:OFF TOPIC Wozniak reports Prius problem


Lawrence de Bivort wrote:


Wozniak also said that he thinks the problem is a software one, rather than a 
mechanical one.



[. . .  teed up and . . .]


Yeah? Well he's a hardware guy.


As a software guy let me assure you it's gotta be a mechanical problem.




Seriously, there is no doubt that what he described is far less serious than 
what Sikes reported. Still, we have to be cautious not to dismiss reports or 
accuse people of being con artists in situations like this. There have been 
too many mindless accusations of fraud in cold fusion and also in things like 
crop circles, cryptozoology and so on.


- Jed




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Re: [Vo]:OFF TOPIC Wozniak reports Prius problem

2010-03-15 Thread Lawrence de Bivort
LOL


On Mar 16, 2010, at 12:14 AM, Jed Rothwell wrote:

 Also on this subject, perhaps it is time for Toyota to re-think their 
 advertising slogan: Moving Forward
 
 - Jed