DjVu is good, but a small screen is very bad. Why, with a touchscreen, such a healthy bloba on the front side is not clear, because the screen could have been made substantially larger. Or the size of the device is significantly smaller.
Having read the messages about users who have fallen for a huge amount of money through the mobile Internet from domestic SPSPs, I am somehow afraid to take a reader with an Internet connection through one of the SPSPs.
Hours of 30 hours is also embarrassing compared to the two weeks announced by Kindle in the mode with the wireless connection turned off.