imho, the idea is good, but.....
keep in mind that every change, we have to repack and reup the image, and it is quiet noisy...and long
For our luck there are not many bugs at the moment, and most part of the work should be for improvements.
A solution may be to up the new image once for mounth; this may reduce the number of images, but have long waiting time for those who wait the releases
Could be another possibilty...but needs a very skilled people, and i'm not