Ok here's my update on 20130911 (mixed but GOOD news)
As I said I have two 0801's so I could perform two tests simultaneously.
My newer 0801 (with internal) - It's working great so far! I confirmed the
32GB Class 4 card I had in last is full and in recycle mode. (it first recorded non top 4.5 hours, and looked to make sure AMB0001.MOV was long gone) I let the camera go auto on/off several times and it keeps on recording like it should no problems.
Automatic Perfection like it should.
My old 0801 (with out internal) - It's falling over on the
32GB Class 10 card.
It recorded non stop 4.5 hours. I stopped it, confirmed it's full and in recycle mode. I let it power back up and after a minute or so I get "LOW SPEED CARD" error on the screen and it stops recording. Why it says Low speed when it's using the faster of the two microSD cards is beyond me. This plays into the instructions warning about not using Class 10 cards though!
Ok, so get this!
I swapped the microSD cards, and the problems followed!
-the newer 0801 now with the class 10 card fell over with low speed error
-the older 0801 now with the class 4 card is recording non stop no problems (on/off/on/off dozens of times)
So as of now, firmware 20130911 is stable on 32 Class 4 microSD cards, has fantastic 17Mbps video quality, and ads the new delayed power off feature.
EDIT: It's actually a variable bit-rate so all depends on how much light/movement/sound you have. So it conserves space automatically. (every file isn't giant sized)
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I'll test more tomorrow in my car to make sure GPS is still ok etc. I'll post some new raw sample mov files too.
I'd like to hear how other people's cards hold up. (since a few members have 16GB cards) Let us know how it works out for you. Class 4, Class 6, Class 10)