Just normally playing through on minecraft testing out all the new things for 1.5, and I've come across this inside a cave.
As you can see in the photo, the blocks "outline" have specs of visual coming out of them.
MC-11667
Weird lightning through blocks?
Resolved
Duplicate
0
Åxçel Greer
(Unassigned)
Unconfirmed
light
Minecraft 1.5
Retrieved
53rd duplicate of MC-1794, please use the search function to see if your bug has already been submitted. Currently over 54% of tickets are being closed as duplicate.