Re JetBlue Tries "Textbook" Boarding Process - But Is It Doomed to Fail?

["Dave Farber" <farber () gmail com>]

Begin forwarded message:

> From: Dave Crocker <dcrocker () gmail com>
> Date: October 24, 2017 at 1:47:25 PM EDT
> To: dave () farber net, ip <ip () listbox com>
> Cc: Mary Shaw <mary.shaw () gmail com>
> Subject: Re: [IP] Re JetBlue Tries "Textbook" Boarding Process - But Is It Doomed to Fail?
>
>
> > > *From:* Mary Shaw <mary.shaw () gmail com <mailto:mary.shaw () gmail com>>
> ...
> > > Seems like there would be very little problem with passengers sitting in adjacent seats boarding with the 
> > > higher-priority passenger. 
>
>
> This, and related comments, reflect a pragmatic fact of actual boarding processes, but most have not seemed to carry 
> through to the unfortunate fact that this implies:
>
>     A highly optimized model is immediately broken by the compelling
>     facts of various exceptions.
>
>     Unless the model includes well-known and common 'exceptions', the
>     model is a fantasy.  Literally.
>
> Here is the core demonstration of failure:
>
>     The instant a gate agent is required to consider exceptions, things
>     move out of the model and into an ad hocracy, which then kills
>     optimization.
>
> That's why I think the Southwest Airlines individually-numbered model is probably the best:  It permits the airline 
> to do /pre-calculation/ of the various factors that are considered realistic and important, to figure out the most 
> reasonable ordering.  The passenger and gate-agent experience of this is pretty reasonable, IMO.
>
> d/
> -- 
> Dave Crocker
> Brandenburg InternetWorking
> bbiw.net



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