REAL security

[Phil]

This may be a little out-of-date, but it was new to me when a very astute student brought it to my attention, and I thought I would share it:

> http://io9.com/to-open-this-ingenious-lock-youll-need-a-flexible-key-1648003070

I want one, if only for demonstration purposes.

Phil 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://amrad.org/pipermail/tacos/attachments/20141021/839066ed/attachment.html>