NEW YORK -- A telemarketing tool that penetrates home privacy defenses is upping the ante in a technology battle between sales callers and consumers seeking shelter from unsolicited calls.
Castel Inc., a maker of automated dialing technology, boasts that its DirectQuest software is immune to the TeleZapper, a $40 gadget designed to thwart sales calls by faking the tones of a disconnected number.
So much for eating dinner in peace.