GaveUp wrote:I had a very similar issue with my case. The holes for interlocking the pieces were not removed on the piece with the usb and ethernet cut out. Using a banned to gently score the pieces to remove them caused one of the sides to shatter and break off. The plastic appears to be very brittle where near the edges where it's thinner. It reminds me of how easily some of the plastic 3D puzzles that you can find in some stores break/shatter.
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adafruit support, phil