Keep in mind that if the camera doesn't incorporate Infrared technology, it will be useless in a dimly lit or dark areas such as a bar or parking lot.
(And it would in any case be useless in blocking mobile 3G and 4G signals).
With two-factor authentication, a reset password should still be useless in cracking an account.
This is why the E-word will be useless in the campaign field.
Many experts, however, say Cipro would probably be useless in treating anthrax.
Several substances successfully attack tumors in mice but turn out to be useless in treating human cancers.
The controversy follows the revelations from the scientist's sister Maxine that he could be "useless" in everyday life.
Wiretapping was illegal in the state of Washington, so the pile of paper would be useless in a courtroom.
According to agency sources, it will issue a report this month suggesting that the rescue system may be useless in many submarine disasters.
You'd get money from the bank in the morning and it would be useless in the afternoon if you didn't spend it immediately.
So that if both bodies were there, one of them, inasmuch as it would not be moving with its own movement, would be useless, in the sense in which a shoe is useless when it is not worn.
