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Lovably cranky early adopter Eric Rice points out that the reverb in the echo chamber is beginning to cause eye-splitting feedback loops. Normally harmless Twitter posts are automagically crossposted to Jaiku and Tumblr, where all three show up on FriendFeed, polluting your friends' RSS readers. They then curse your name, take screenshots, upload them to Flickr and blog about it. If you're not a member of The 250, you can probably ignore this budding trend safely — at least until it starts happening on Facebook.