IN THE AGE OF INSTANT INFORMATION, THE HARD facts on everything from coping with troubled toddlers to touring Nepal are just a video-club membership away. But in Orange County, Calif., the how-to tape has gone beyond providing a sort of microwave education for the perpetually preoccupied. Last week former nurse Linda Dunlap ran into both praise and scorn for a video she produced to teach homeless men and women how to scavenge the trash for contaminant-free food. Staged in a talk-show format, the tape is five parts useless banter and one part helpful instruction. Warnings include avoiding discarded dairy products and...
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