From: Roger 2008 on

"Todd Allcock" <elecconnec(a)AnoOspamL.com> wrote in message
news:j4oZn.16571$dx7.3414(a)newsfe21.iad...
>
> "George" <george(a)nospam.invalid> wrote in message
> news:i150qo$v9f$1(a)news.eternal-september.org...
>
> >> 'the' current algorithm? there is no single one.
> >
> > There is more than one on an iphone 4?
>
> Yes, you can select a lower-reading scale by simply touching the exposed
> antenna... ;)

That's just Apple's way of saying you can look at the iPhone 4 but don't
touch.