Hmm, I did a quick modification:
The middle part under the keys is now connected to the first layer, reducing risk of faulty prints (maybe at the cost of less space for soldering)
If you have the possibility, you can test if this works better:
https://github.com/vonkonow/LEET-Synthesizer/commit/28c8f049693179fef57e8de33c2a18f861086949
/j
– my projects