It's always interesting to me to keep tabs on what's selling and what's not -- the proverbial what's hot and what's not.

Let's take a look at a favorite topic -- video gaming consoles.

Amid a long rant on Advertising Age about how Sackboy has a good shot at lifting PS3, we learn that (drum roll please!) according to noted analysts NPD Group, through June, PS3 -- which got a later start than chief rival Xbox 360 -- had sold 4.9 million units vs. Xbox 360's 10.5 million and Wii's 10.9 million since their introductions.

There, now that's settled ...