A floating signifier (also known as an empty signifier) is a signifier without a referent in semiotics and discourse analysis, such as a word that points to no actual object and has no agreed upon meaning. For more information, see wikipedia (en).
I have been working with computers for a long long time. More about this is still to come, but will do some day eventually.
I have done some political work in the past. First in Bavaria for the Social Democrats - which turned out to be a mistake quickly. It was followed by the party which was before the German Left Party (Die Linke), then in Bavaria.
After moving to Leipzig, doing some local stuff mainly regarding changing cities towards being more bike and pedestrian friendly.
I once was a blogger like you, but then I got a arrow twitter to my knee. However, now with Twitters demise, I have a microblog of sorts. Read it here.