MAKE Flickr photo pool member little_green modded an expresso maker… with a plasma torch, nice work! – Link.

Related:

• Rancilio Silvia “PID PIC NES” mod – NES controlled espresso machine – Link.
• HOW TO – Mod your espresso machine – Link.
• Homemade and seriously modified coffee roasters – Link.

From the pages of MAKE:

• The Bottomless Portafilter – Mod your espresso maker’s filter holder for a tastier cup. MAKE 04 – Page 117.
• DIY Coffee – Link.

Bonus link… huge gallery of coffee creations! – Link.