Other types of data, such as sensor output, may be useless drivel to prying eyes.

FORBES: For Cloud Security, Mix It Up With Both Off and On-Premises Systems

Simply put, what is a perfect machine in terms of engineering specs may be useless, if customers happen to think so.

FORBES: One Question Every High Technology CEO Should Ask Every Day

If a skier is pushed off a cliff, gets stuck in a divot or suffers trauma from hitting rocks or trees, an airbag deployment may be useless.

BBC: The ski gear that could save lives

When we talk about dialogue for an entire millennium then it may be useless and fruitless to continue to lie to nature the way we do.

UNESCO: Dialogue among civilizations: Address by Alexandre Yakovlev (Russian Federation)

But emerging new gene findings indicate that the high-priced drug may be useless in nearly half of colon cancer patients--and that a simple gene test could allow doctors to predict in advance which patients are likely to benefit.

FORBES: ImClone's Gene Test Battle

If you travel off the beaten path, a credit card may be almost useless because vendors will expect payment in cash.

FORBES: 8 Considerations For Using Your Credit Card Abroad

Given that many readers of self-help books that encourage positive self-statements are likely to suffer from low self-esteem, they may be worse than useless.

ECONOMIST: Positive thinking's negative results

Since A has no stock basis, the losses are currently useless, though they may be carried forward indefinitely.

FORBES: The Top Ten Tax Cases Of 2012, #5: S Corporation Shareholders Get A Mulligan For Sloppy Tax Planning

Other stages will have to follow in which the dynamics familiar to us may become more marked, but they may also be accompanied by changes which would be useless to try to predict today.

FORBES: The Vatican Calls for World Government

Given this lack of seriousness, it may be time for a reappraisal as to whether the alliance as currently constituted is largely useless if not an actual impediment to our safety.

CENTERFORSECURITYPOLICY: Ending the free ride