1.0 link Rainbow Dash Network http://rainbowdash.net/ Bit Shift (bitshift) http://rainbowdash.net/bitshift http://rainbowdash.net/notice/1162742 @<span class="vcard"><a href="http://rainbowdash.net/user/798" class="url" title="Officer Wiggy Bingo"><span class="fn nickname">redenchilada</span></a></span> It's the convenience factor: if it goes to voicemail immediately after your call has failed to get through, there's a much lower perceived (possibly also actual, but I don't have the evidence to say either way) effort cost to leaving a message at the voicemail that automatically comes up, rather than hanging up and typing out a text.