Slide 12 of 22
‘On Wall Street, blast voice mails are typically sent during the middle of the night, when nobody is around to answer the call and say "no thanks" or hang up upon hearing the familiar pause that precedes a recorded message. In fact, some blast voice mail systems will disconnect if a live person answers and try again later.’
Source: Foss, B. ‘Voice blast: a new type of information overload?’ CNews, Wednesday, October 6, 1999 [Available at http://www.jamshowbiz.com/TechNews9910/06_voiceblast.html Accessed 14.05.01]
So - it is marketing, taking advantage of the technology, that generates this kind of overload, not the technology per se.