I've started using these (annoyingly expensive but cute and quick to blank) 8cm CDs for moving smallish files and keeping my MP3s organized, but I'm currently taking them around in a cheesy cakebox.

Whether you’re off to the local Hackerspace, or headed to a friend’s house to lend a hand with the latest project it’s nice to have your favorite tools in a handy package. [Mário Saleiro] decided to ...