Graffiti On my morning walk today, I noted additional new graffiti in midtown.  As readers may have noticed, there two distinct types of graffiti. One type has some artistic merit.  The other type is made by vandals, including gangs, who mark their territory--much like dogs and cats when they urinate on various surfaces.  Animals do it because it is their nature.  Vandals do it for complex psychological unnatural reasons. Those who paint graffiti for art purposes, sometimes find a permanent spot for their work.  I'm told that some photograph their work and sell it to interested magazines or for  CD and DVD covers.  If any of them read this article, respond in comments, and I'll refer him

The most frequently asked question about the Sacramento Press at this point is, what is that tag cloud and what are tags? Great questions. I'll start with a definition and then give a few basic examples. Practical E-commerce has a really great definition of tagging:   "In general tagging can be defined as the practice of creating and managing labels (or “tags”) that categorize content using simple keywords."   So then tags are like categories. The problem with categories is that often things are given a single category, whereas anything almost always can fit into many categories.   Which brings us to the first concrete example of tagging, this article. If you were asked what this art