diff --git a/8b98f887e6f027890908edf066debce1/comments/ce3b8bdb2b09e0b7610e363bef7fc146/description b/8b98f887e6f027890908edf066debce1/comments/ce3b8bdb2b09e0b7610e363bef7fc146/description
new file mode 100644
index 0000000..a0497af
--- /dev/null
+++ b/8b98f887e6f027890908edf066debce1/comments/ce3b8bdb2b09e0b7610e363bef7fc146/description
@@ -0,0 +1,3 @@
+this is basically done, there's a PWM dac that can read DPCM data and output it via PWM. 
+
+additionally, there's an encoder which can take a raw u8 encoded PCM file and turn it into a 4-bit DPCM file