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Saturday, May 2, 2015

I am not so Eager to Fly in a 787

One of the innovations on the aircraft is a move from hydraulic to electric actuators.

The need for higher led to the use of Lithium-Ion batteries, which are more prone to fires, and briefly grounded the aircraft.

It now appears that a counter rolling over could cause a complete loss of electrical power:

A software vulnerability in Boeing's new 787 Dreamliner jet has the potential to cause pilots to lose control of the aircraft, possibly in mid-flight, Federal Aviation Administration officials warned airlines recently.

The bug—which is either a classic integer overflow or one very much resembling it—resides in one of the electrical systems responsible for generating power, according to memo the FAA issued last week. The vulnerability, which Boeing reported to the FAA, is triggered when a generator has been running continuously for a little more than eight months. As a result, FAA officials have adopted a new airworthiness directive (AD) that airlines will be required to follow, at least until the underlying flaw is fixed.

"This AD was prompted by the determination that a Model 787 airplane that has been powered continuously for 248 days can lose all alternating current (AC) electrical power due to the generator control units (GCUs) simultaneously going into failsafe mode," the memo stated. "This condition is caused by a software counter internal to the GCUs that will overflow after 248 days of continuous power. We are issuing this AD to prevent loss of all AC electrical power, which could result in loss of control of the airplane."

………

The memo doesn't provide additional details about the underlying software bug. Informed speculation suggests it's a signed 32-bit integer overflow that is triggered after 231 centiseconds (i.e. 248.55 days) of continuous operation.
This is computer programming 101, and it's bullsh%$ that no one thought of this.

This was something that was present in in Windows 95 and 98 in the last millennium, where the system would crash after 49.7 days (equal to 232 milliseconds).

The embarrassing part for Microsoft was that it took about a decade before it was found, because no one could keep the systems running that long.

Seriously?  New electrics, new actuators, new structures, new manufacturing configuration, all done at the same time ……… I'm waiting for the next shoe to drop.

It's Bank Failure Friday!!! (on Saturday)

We had two credit unions closed on Thursday, bringing the total to 5:

  1. TLC Federal Credit Union, Tillamook, OR
  2. ​New Bethel Federal Credit Union, Portsmough, VA
Here is the Full NCUA list.

The odd bit is that this means that there have been more credit union closings than commercial bank closings, 4 banks and 5 credit unions.

If someone amongst my reader(s) knows if there is some sort of regulatory or financial condition that has caused this, contact me.

This is weird.

Friday, May 1, 2015

I Have an Endorsement for Democratic Presidential Nominee

And it ain't Hillary, it's Bernie:

Senator Bernie Sanders, the Vermont independent, announced Thursday that he was running for president as a Democrat, injecting a progressive voice into the contest and providing Hillary Rodham Clinton with her first official rival for the party’s nomination.

Avoiding the fanfare that several Republicans have chosen so far when announcing their candidacies, Mr. Sanders issued a statement to supporters that laid out his goals for reducing income inequality, addressing climate change and scaling back the influence of money in politics.

“After a year of travel, discussion and dialogue, I have decided to be a candidate for the Democratic nomination for president,” Mr. Sanders said in an email early Thursday.

Mr. Sanders’s bid is considered a long shot, but his unflinching commitment to stances popular with the left — such as opposing foreign military interventions and reining in big banks — could force Mrs. Clinton to address these issues more deeply.
It won't force Clinton to address these issues, it will force her to pay lip service to her campaign.

I'm a bit starry eyed, but I want Sanders to win, so I have added him to Matthew Saroff's Act Blue Page.

Of course, I would expect a lot of establishment Dems to do whatever they can to subvert his campaign. (See McGovern in 1972)

Quote of the Day

Looting is Transition to Freedom
Donald Rumsfeld, 2003
'Nuff said.

An Article that Needs Musical Accompaniment


Green Day's American Idiot
Amanda Marcotte writes of the
anti-science bent and the enthusiastic embrace of ignorance by the American right wing:
Spouting off about stuff you know nothing about is traditionally considered unwise. But as the Republican war on science intensifies, ignorance has started to become not only less of a handicap, but a point of pride. In the face of expertise and facts, being belligerently ignorant—and offended that anyone dare suggest ignorance is less desirable than knowledge—has become the go-to position for many conservative politicians and pundits. Sadly, it’s a strategy that’s working, making it harder every day for liberals to argue the value of evidence and reason over wishful thinking and unblinking prejudice.

The strategy of holding out ignorance to be the equivalent of expertise and simply daring your opponents to try to do anything about it was epitomized recently in the Ohio legislature. Republican state legislator John Becker introduced a bill that would ban all insurance plans in the state from covering abortion. It was a horribly misogynist and intrusive bill, but Becker didn’t stop at just trying to outlaw abortion coverage. He also insisted that IUDs, the most effective contraception available, be outlawed from insurance coverage. His reasoning was that he believes IUDs cause abortion, because he believes they work by killing fertilized eggs.

He is, of course, factually wrong in multiple ways.

An “abortion” is a procedure that stops a pregnancy, and if a fertilized egg fails to implant—and about half fail to implant, regardless of a woman’s choices—then you were never pregnant in the first place and therefore cannot get an abortion. But it’s also factually wrong that IUDs work by killing fertilized eggs. Like nearly all other forms of contraception, IUDs work by preventing sperm from meeting egg.

When confronted with the facts, Rep. Becker just blew them off. “This is just a personal view,” he said. “I’m not a medical doctor.”

Well then, sir, by all means. Let your random “view” pulled directly out of your hiney supersede the actual opinions of people who are considering the evidence before drawing conclusions.
There is just one problem with the article, no musical accompaniment, so I have posted an appropriate music video.

Of course, Green Day is the obvious choice.

Bridgegate, the Gift that Keeps on Giving


Pass the Popcorn
It appears that David Wildstein has cut a deal, because the announcement of his guilty plea was followed immediately by the indictment of two of what were Governor Christie's most senior aides:
After a 16-month federal investigation into the George Washington Bridge lane closings scandal, a judge in New Jersey unsealed indictments against two people close to Gov. Chris Christie, outlining a conspiracy made with a third confidant to exact political vengeance against a mayor for not endorsing the governor’s re-election.

The United States attorney for New Jersey, Paul J. Fishman, announced the indictments at a news conference on Friday, breaking his long silence about a scandal that started as an inquiry into the cause of a traffic jam and has since led to a host of other investigations into the Christie administration, threatening the political future of one of the nation’s leading Republicans.

Mr. Fishman said that the conspirators “callously victimized” the citizens of Fort Lee, N.J., purposely scheduling the lane-closing plan to coincide with the first day of school. Then, he said, they sought to cover up the scheme with a “sham” story of a traffic study on the bridge to Manhattan. He said that there was evidence to suggest that using a traffic jam to exact revenge was discussed as far back as 2011.

Bill Baroni, the former deputy executive director of the Port Authority of New York and New Jersey, and Bridget Anne Kelly, a former deputy chief of staff to Mr. Christie, were charged with nine counts, including conspiracy to commit fraud by “knowingly converting and intentionally misapplying property of an organization receiving federal benefits.”

David Wildstein, another former Port Authority official and a high school friend of Mr. Christie, pleaded guilty at the United States District Court in Newark to conspiracy to commit fraud and conspiracy against civil rights.

Mr. Fishman said that Mr. Wildstein corroborated the allegations in the indictment.

This is getting interesting.

I don't expect Christie to be indicted, I think that he is familiar enough with the prosecutorial process to avoid his fingerprints being on this, but I think (hope) that this will end his political career.

Charges for Murder and Manslaughter, but the Bigger Picture is Worse

All 6 police officers have been charged in death of Freddie Gray:

The six Baltimore police officers involved in the arrest of Freddie Gray – who died after being injured in police custody – have been charged criminally, State's Attorney Marilyn Mosby announced Friday.

Mosby's announcement on the steps of the War Memorial Building was greeted with cheers and applause. Mosby said she told Gray's family that "no one is above the law and I would pursue justice upon their behalf."

The city was gearing up for another round of demonstrations after the announcement. Baltimore City and Maryland state offices granted workers in the city liberal leave early Friday afternoon.

After the charges were announced, Desmond Taylor, 29, shouted in jubilee in front of the War Memorial Building.

"I did not expect this, but I prayed for it," he said. "This day means that your actions bring consequences in Baltimore City."

Reacting to news of the charges, President Barack Obama called it "absolutely vital that the truth come out."

"What I think the people of Baltimore want more than anything else is the truth," the president said. "That's what people around the country expect."

All six officers were in custody and being processed at Baltimore Central Booking and Intake Center as of 2 p.m., said Gerard Shields, a spokesman for the department of Public Safety and Correctional Services.

Officer Caesar Goodson Jr., 45, who was the driver of a police van that carried Gray through the streets of Baltimore, was charged with second-degree murder, manslaughter, second-degree assault, two vehicular manslaughter charges and misconduct in office. A man who answered the phone at Goodson's home declined to comment and hung up the phone.
The rest are charged with, involuntary manslaughter, second-degree assault, misconduct in office, and false imprisonment in various combinations.

I would have liked to seen obstruction of justice added, because, given the circumstances, that charge would be pretty clearly guaranteed conviction.

The big picture, of course,  is that sort of stuff happens every day, because random arrests of black people, and brutality against them, along with the inevitable revenue generation.  (Properties don't seize themselves.)

It is incredibly rare for a police officer to be investigated, much less charged.

Interestingly enough, the charge of murder is based on the rather interestingly named "depraved heart murder":
The term "depraved heart" means something more than conduct amounting to a high or unreasonable risk to human life. The perpetrator must realize the risk his behavior has created to the extent that his conduct may be termed willful. Moreover, the conduct must contain an element of viciousness or contemptuous disregard for the value of human life which conduct characterizes that behavior as wanton.
But, as I said before, for each of these 6 police officers, there are tens, if not hundreds, of other cops who have done the same thing, albeit it probably did not result in a death, or massive protests and riots.