How close are genius and madness

It is intriguing to watch Clifford Stoll think.  Here we have a trained astronomer, and expert internet security guru who teaches college level physics to eighth graders and believes we should keep computers out of the classroom.  In his spare time he makes zero volume glass bottles called Klein Bottles (see image below.

http://www.ted.com/talks/clifford_stoll_on_everything.html

http://www.kleinbottle.com/whats_a_klein_bottle.htm



http://www.ted.com/talks/clifford_stoll_on_everything.html