When a gadget company sells its products for big bucks, it has every reason to refine its designs on an ongoing basis, making them ever more tempting to paying customers. But if the gizmo in question ...
The Xteink X3 e-reader has just been released and is about the size of a credit card. It is a very affordable device.
Xteink made an even smaller and thinner e-reader by unfortunately skipping a USB-C port.