For those who think Kobo is the only one with any issues and they that they don't communicate very well, check out this thread:
https://www.mobileread.com/forums/sho...ghlight=Freeze. This was almost A MONTH after they released the PRS-1 and was the 1st official comment from Sony about freeze issues users were having ON BRAND NEW, JUST RELEASED DEVICES. No beta testing there either i guess. Is Kobo perfect - no, but at least they are working to fix the problem in a timely manner.