I saw an article about some guy that was able to UV erase the metal covered fuses by masking the flash area and lighting the chip at an angle, that allegedly cr

I saw an article about some guy that was able to UV erase the metal covered fuses by masking the flash area and lighting the chip at an angle, that allegedly creates a reflection in the metal cover enough to to erase them. Edit: I found it, http://www.bunniestudios.com/blog/?page_id=40 http://www.bunniestudios.com/blog/?page_id=40, it's done on a PIC18f1320 which is DIP, it would be interesting to see if there are any changes in the design to mitigate this method.