It combines all kinds of stuff into one unit. I tunes plays music and streams a variety of radio stations. The DVD player and screen make watching movies enjoyable. There's other stuff too. The PC does most of this, but it seems like the imac was designed from scratch to elegantly combine all these features.
METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.