A cartridge that supplies Bluetooth functionality to the DS? Why, you ask? Well, I asked the same question when I saw this, and there is no certain answer. But the fact is that the DS is a versatile, well-documented device that is used for more than just playing games. Putting Bluetooth functionality in there just makes it that much more useful.

How about a wireless headset for your DS? Or maybe streaming homebrew ROMs from your computer? The implications of this device are staggering. Well, that’s a bit of an overstatement. It might be handy for some, let’s just leave it at that.

[via Hack a Day]

A music-oriented home theater speaker system from Dynaudio.

(Credit: Dynaudio)

First thing, determine your system’s priorities. Will you watch movies or listen to music? Most folks do one or the other.

Since more home theater speaker buyers watch movies than listen to music, I’ll start there.

It’s hardly an overstatement to claim movie-oriented home theater systems succeed or fail based on their center channel’s performance and sound quality. The center speaker delivers virtually all the dialog and it can, depending on the mix, convey upward of 80 percent of a movie’s soundtrack. The center speaker has a big job.

So invest 30 percent of your 5.1, 6.1, or 7.1 system budget on the center speaker, the Center Centric HT approach. As always, when it comes to sound quality, size matters. Bigger centers tend to sound better than small ones.

The subwoofer is the next most important player in a home theater sound system. Invest the next 30 percent of your dollars on the sub. The sub is largely responsible for home theater impact and power.

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Originally posted at The Audiophiliac