Adding a Header/Menu bar
A little bit of visual polish can go a long way. Here's my recipe for a simple top nav and footer layout.
An interesting design foible
An assembly error results in a mostly working board and it took me a while to figure out what was wrong.
ruby-serialport, ruby 1.9.1
Setting up a new laptop, I ran into problems getting Postgres and ruby-serialport to play nicely with Ruby 1.9.1.