Personal Spy Gear: Is It Ethical? Is It Legal?  These days, if
you want to watch over your house, your kids or your significant
other, there's a whole world of high-tech security devices out
there you can use, in forms you may not have even imagined.
There are tiny GPS data loggers you can slip into someone's car
or backpack to learn where they're going. There are audio
recorders the size of flash drives that can listen in and
preserve the conversations of others nearby. And there are
surveillance cams in a whole assortment of motion-activated
disguises, including facial tissue dispensers, alarm clocks,
outdoor home electrical boxes, bird feeders and even soft, furry
teddy bears.  But while it's easy to find and buy surveillance
devices, is it legal and/or ethical to use them? Is it okay if
you use them to watch over strangers? Is it reasonable to use
them to watch and hear family members and loved ones?  The
answers can sometimes be murky.  "There are definitely
legalities to consider," said Lee Tien, a sen