Poisson d’avril! [Guardian]March 31, 2009 Some of my Twitterfied friends took this literally, not noticing that when it showed up online here in the U.S., it was already April 1 across the pond. Anyway, the tone is just right. Twitter switch for Guardian, after 188 years of ink | Media | The Guardian . Share this:ShareEmailPinterestPrintTwitterRedditLinkedInTumblrFacebook