They also gave birth to their first children at a younger age than those whose mothers had died, and the births of their children were more closelyspaced.
At this point we've sorta come to accept the typos, but we can't shake the feeling that we'd be more accurate by leaps and bounds with wider, more closelyspaced keys and another millimeter or two of width across the device.
The researchers found that all the poor readers, while normal in nearly every other measure of hearing, had problems distinguishing closely-spaced tones.