When I first started working on All a Twitter, the two biggest wisecracks I heard were
• Are you going to use more than 140-characters?
• Can you really write an entire book on Twitter?
Although you already have an idea of my feelings on the first wisecrack, the second one I answer here in this appendix. Here I list the services that I just did not have the time or the room in this book to write about in All a Twitter. I consider my networks a wellspring of information as, nearly everyday, someone circulated a link to me with an accompanying tweet, “Maybe this would be good for AAT?” (AAT is the abbreviation for All a Twitter in my networks.) It was truly humbling and slightly overwhelming, the outpouring of support I received ...