Brian Solis writes "Hello everyone! It's that time again when I could use a little help from my friends. After 2 years and two months, The Conversation Prism 4.0 is nearing its completion. To get it over the finish line, I'd love your input. Please take a look at the embedded doc and let me know if there are social tools/services/categories that are missing or if you would remove any as well.
Please leave your thoughts in the comments section below." - from source: