# .font: font.text_2
2016-12-05 19:08 Arno  
# .font: font.text_1
the cave scan runs from top to bottom, and from left to right.  
  
if a firefly explodes, the surrounding items change into 'explosion' (unless titanium wall).  
  
any surrounding firefly will not explode anymore, because it has been replaced by 'explosion'. :-)