There is a post on the Guitar Blog about "The Omstrument", a 46-string instrument built from a guitar, harp, dulcimer, strumstick, and a tanpura. If the Omstrument looks completely unplayable, there is an accompanying performance video on YouTube. On a personal note, I was intrigued to learn this was built by Jack Haas, who lived four houses down from me as a kid.

Fans of Paul McCartney now have a chance to download an MP3 of "Let Me Roll It To You" from paulmccartney.com. The free MP3 and is part of a promotion for McCartney's upcoming release Good Evening New York City. Submission of your email address is required for download.

If you haven't heard of the Eigenharp before, it's a fretted electronic instrument that combines woodwind, keyboard, guitar, bass and percussion. If that intrigues you, there's an Eigenharp demo video on YouTube.

I just stumbled upon this 2008 list from Guitar World of the "50 Fastest Guitarists of All Time". Although they've listed 50 guitarists here, unfortunately Guitar World weren't willing to rank their choices. So, you'll have to make up your own mind about which of these guitarists takes the "fastest guitarist of all time" trophy.

50 Fastest Guitarists of All Time

To help promote the 20th anniversary reissue of Nirvana's Bleach, Sub Pop Records has released a free mp3 of "Scoff", taken a live disc recorded in Portland, Oregon in February, 1990. This track is part of the live album that Sub Pop will accompany Scoff. You can download the mp3 for free from Rollingstone.com, without any registration.

Although many guitarists own a delay pedal, most tend to "set it and forget it". While the delay pedal can be used as a subtle tone enhancer, with some experimentation it can almost be used as a whole other instrument. This video begins to outline some of the more dramatic sounds that can be created with the delay pedal (the Boss DD6 is being used, but the same concepts apply to all delay pedals). watch the delay pedal YouTube guitar lesson

Vampire Weekend have posted an MP3 of "Horchata" from their upcoming release Contra on the band's official site. Although this track isn't particularly guitar-heavy, much of Vampire Weekend's music features quirky, interesting guitar playing. Registration isn't required to download this mp3.

So, ya wanna play funk guitar? In order to play funk music well, you'll have to un-learn some of the habits you've picked up over the years. This lesson should help provide you with the basic requirements needed to get your start playing funk guitar. Includes funk guitar tab and mp3 clips. Funk guitar lesson.

Berklee Professor Mike Williams walks through some great chord voicings to use in your blues guitar playing. If you're looking to learn some "jazzier" chords that you can use in a rock setting, you'll find lots of great info in this lesson. Blues guitar lesson video.

If you're having a problem with your acoustic guitar, this list of resources should help you decide whether you can outsource or fix the problem yourself.