I was given to understand, from a friend more knowledgable than I in these matters, to whom I passed the ad for evaluation,
that he found it clever that the resolution was given in microns, to make it appear higher than it actually is (300 micron = 0.3mm) which is a rather not very high resolution....
it would be my impression that this Kickstarter is out to test the marketability of home printing (or small business printing)