Jack comments on What is Bayesianism? - Less Wrong
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Okay, I'm rising to the bait here...
I would really appreciate it if people would be more careful about passing on memes regarding subjects they have not researched properly. This should be a basic part of "rationalist etiquette", in the same way that "wash your hands before you handle food" is part of common eating etiquette.
I say this because I'm finding myself increasingly irritated by casual (and ill-informed) snipes at the 9/11 Truth movement, which mostly tries very hard to be rational and evidence-based:
This claim is both a straw-man and a false dilemma.
The straw-man: Most of the movement now centers around the call for a new investigation, not around claims that "Bush did it".
Some of us (I include myself as a "truther" only because I agree with their core conclusions; I am not a member of any 9/11-related organization) may believe it likely that the government did something horrendous, but we realize the evidence is weak and circumstantial, that it is unclear exactly what the level of involvement (if any) was, and that the important thing is for a proper inquiry to be conducted.
What is clear from the evidence available is that there has been a horrendous cover-up of some sort, and that the official conclusions do not make sense.
The false dilemma: Where "A" is {there is strong evidence that the official story is substantially wrong, and therefore a proper investigation should be conducted} and "B" is {the government was clearly directly responsible for initiating the whole thing}, believing A does not necessitate believing B. Refuting B (if argument by ridicule is considered an acceptable form of refutation, that is) does not refute A.
I'm still keen on discussing this rationally with anyone who thinks the Truth movement is irrational. RobinZ offered to discuss this further, but 7 months later he still hasn't had time to do more than allude to his general position without actually defining it.
Here are my positions on this issue. I would appreciate it if someone would kindly demolish them and show me what an utterly deluded fool I've been, so that I can go back to agreeing with the apparent rational consensus on this issue -- which seems to be, in essence, that there's nothing substantially wrong with the official story. (If anyone can point me to a concise presentment of what everyone here more or less believes happened on 9/11, I would very much like to see it.)
And if nobody can do that, then could we please stop the casual sniping? Whether or not you believe the official story, you at least have to agree that we really shouldn't be trying to silence skeptical inquiry on any issue, much less one of such importance.
Keeping my comments on topic:
Did you read the actual post about Bayesianism? Part of the point is you're not allowed to do this! One can't both think something is likely and think the evidence is weak and circumstantial! Holding a belief but not arguing for it because you know you don't have the evidence is a defining example of irrationality. If you don't think the government was involved, fine. But if you do you're obligated to defend your belief.
Off Topic: I'm not going to go through every one of your positions but... how long have you been researching the issue? I haven't looked up the answer for every single thing I've heard truthers argue- I don't have the time. But every time I do look something up I find that the truthers just have no idea what they're talking about. And some of the claims don't even pass the blush test. For example, your first "unanswered" question just sounds crazy! I mean, HOLY SHIT! the hijackers names aren't on the manifest! That is huge! And yet, of course they absolutely are on the flight manifests and, indeed, they flew under their own names. Indeed, we even have seating charts. For example, Mohamed Atta was in seat 8D. That's business class, btw.
This is a crowning moment of awesome.
Does this mean if we're in a simulation written for entertainment I'm about to get killed off?
(Please consider, for the sake of wedrifid's productivity if nothing else, including at least the explicit use of the word 'trope' by way of warning when liking to that black hole of super-stimulus.)
Warning: TvTropes may ruin your life, TvTropes should be used at your discretion, (most Tropers agree that excessive use of TvTropes may be conductive to cynicism and overvaluation of most major media, Tvtropes can cause such symptoms as: Becoming dangerously genre savvy, spending increasing amounts of time on TvTropes, and a general increase in the number of tropes you use in a conversation. Please think twice before using TvTropes)
Ah, but... what are the odds that A HIJACKER WOULD FLY IN BUSINESS CLASS??!?
I hear business class gives better 'final meals'.
You're really not. You are not epistemicaly obliged to accept the challenge of another individual and subject your reasoning to their judgement in the form they desire. That is sometimes a useful thing to do and sometimes it is necessary for the purpose of persuasion. Of course, it's usually more practical to attack their beliefs instead. That tends to give far more status.
No. Wrong! You totally are obligated.
Are you being facetious or not?
Well, a little of both. You position doesn't seem like the kind of thing it makes sense to argue about so I figured I'd make my point through demonstration and let it rest.
It seems you demonstrated my point.
Normic questions just aren't the same as factual questions. There is no particular reason to expect eventual agreement on the former, even in principle, so ending conversations is just fine and to be expected.
*Edit: Second point was based on a misunderstanding of the objection.
One definitely can. What else is one supposed to do when evidence is weak and circumstantial? Assign probabilities that sum to less than one?
If the evidence for a particular claim is weak and circumstantial one should assign that claim a low probability and other, competing, possibilities higher probabilities.
What if the evidence for those is also weak and circumstantial?
Or what if one had assigned that claim a very high prior probability?