effluvia of a scattered mind

These are collected comments about Bitcoin that I have made to questions that seem to come up often... Why use Bitcoin? Bitcoin  is not ...

Yesterday the Open Source Hardware Summit was held at Eyebeam in New York City.  While there was a lot of awesome projects, in this post I ...

Bitcoin is simultaneously an amazing and very scary technology.  It has a lot of potential, but seems to be doomed to repeat all the mistake...

  Since the object oriented "revolution", abstraction and code reuse are the bywords of modern software development even when prog...

The TI TLC59xx chip family are constant current LED drivers that have some pretty impressive stats.  I'm experimenting with the TLC5941...

I recently googled this Carl Sagan quote using the search "if you wish to make an apple pie from scratch meaning" and was pretty d...

The Arduino IS its software library.   As I'm sure you've seen on the web, its pretty easy to breadboard an Arduino -- and to do i...

I've had significant issues with the new Ubuntu GUI and Gnome 3.0; ranging from irritations (difficulty to create launchers) to bugs (m...

The Arduino is great; a microController you can actually do something with for 30 bucks!  Ok, but your train layout needs 5 of them ($150), ...

In the last posting I described how I made a few PCBs to act as SMT breakouts.  I've discovered that this seems to be a pretty ideal job...