How much are gadgets really worth? The teardown…
Master of the ‘teardown’, Eric Pratt from iSuppli Corp. specializes in stripping down gadgets and finding out how much they’re really worth…The Mac mini which retails for $499 is actually worth $283 in parts and labor. The 2 Gig iPod Nano retails for $199, but is actually worth $103 in parts and labor. The most expensive component is actually the iPod Nano’s 2 Gigs of memory. Eric finished up with a G4 exclusive teardown of the Game Boy Micro which retails for $100. The actual cost of the Micro is only $44. The screen on the GB Micro is actually the most expensive component. Link.
Revolution is a clone of the Dance Dance Revolution game using xLIB flash APP by Patrick Prendergast (hence the name). Unlike most other calculator clones this one features crazy graphics and run pretty fast. It also includes a level editor that will allow infinite possibilities for the game. You can even have background images in songs or even animations! Probably one of (if not the) best DDR clone for calcs. [
Right now, you can use an 
MetaFilter has a round up and a great discussion on tube amps. Some cool little tube amps. The world’s smallest production tube amp and world’s Smallest Vacuum Tube hi-fi stereo amplifier. These are too cool. 
Slight shot with a laser sight, they’re $49 – you could likely build your own for cheaper, these are pretty neat though – The secret to the Laser Slingshot lays within its dual offset pivoting system. This system is able to precisely align a laser or sight to the trajectory of the fired projectile. This revolutionary breakthough allows the Laser Slingshot to precisely split pencils at 20 feet, hit cans as far as 150 feet, and hit flying targets with a shotgun spray of BBs (with optional addon shotgun pouch). [
…a web based TV show that showcases technology and other things of geek interest. Episode 4 covers automotive technology – Laptop stand for your car, Zach explains EFI, Bumper mounted video camera, Zach’s Axiom Industrial Computer, ECU & the body computer, Retrieving trouble codes from your ECU – 3 key turn method, Zach rants about auto tech, Commodore – aka Holden Automotive, ECU modding tools, OBD Scan Tools – what are they?, Scantool.net OBDII scan tool and Digimoto software, DIY EFI – Mega Squirt, Remote Keyless Entry – how it works (KeeLOQ) Extending the range of your RKE.