Want to write but stuck for ideas? Use Twitter. Seriously. If you use a program like TweetDeck (nayy) you can easily track trends like #writingprompts or #writingtips or #amwriting. Inkygirl calls them “slow chats” which is a nice term as, if you have TweetDeck (or TweetGrid or TweetChat or HootSuite) compiling all of these hashtagged tweets,…