Instant communication

USA Today did a piece on authors using Twitter to communicate with their readers, something I have been doing for quite some time, and while the 140-character limit can be frustrating for someone who normally tells a story in about 100,000 words, Twitter has clearly done an effective job of bringing me into contact with readers and booksellers. 

I dare say that I have even made friends through Twitter. 

This got me thinking about what a different world it must be for someone like me, who is ju