I knew someone would reply... lol... I am a backer, and got the email about 5 minutes before your post... hey, at least it was a VERY LONG description of why they won't produce...
long excuse, with a very short meaning.
"3mm longer to accomdate new battery."
Which means, they havent built 1 single dam unit yet. because if they had, all the parts would be 3mm smaller and have to be changed.
It's smoke and mirrors, that is a professional marketer and lawyer speaking on that letter to investors.
The 20% was likely planned from the beginning as a fall back excuse, next it will be 20% better antenna.
Realistically we dont know what the difference between 20% less or 20% more is, because these devices do not exist.
I work in a similar field of product marketing and development, fall backs and spins are part of any good product release.
I worked on an energy drink project once that kept telling investors they were "reformulating the recipe to source only from organic supplies since many have expressed a concern over GMO blah blah" Then they released " we are concerned as you are about extra waste and BPA in our plastics and are rengineering our packaging to reduce the amount of plastic and bpa in its molding process"....blah blah
lol
Well, what had happened was.....