UI controls are not responsive. Search is slow . Keyboard latency is frustrating. Large books overwhelm the device (try reading a study bible ) . Switching book

UI controls are not responsive. Search is slow . Keyboard latency is frustrating. Large books overwhelm the device (try reading a study bible ) . Switching books is slow . Seeking pages is slow . The UI is clumsy and inconsistent – some appearance adjustments are on the top menu and some are in settings. Settings and menu design model is inconsistent . Despite being a mature device it has the design and performance of a beta product