Update README.md

richgel999 · Apr 26, 2023 · 462c04a · 462c04a
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@@ -32,7 +32,7 @@ Running `sserangecoding` with no command line parameters will load book1 from th
 
 `sserangecoding c in_file cmp_file` will compress in_file to out_file using order-0 range coding. 
 
-`sserangecoding d cmp_file out_file` will decompress cmp_file to out_file using order-0 range coding. A CRC-32 check (which isn't very fast) is used to verify the decompressed data.
+`sserangecoding d cmp_file out_file` will decompress cmp_file to out_file using order-0 range coding. A CRC-32 check (which isn't very fast) is used to verify the decompressed data. The test app is not intended to be a good file compressor: it stores 256 scaled 16-bit symbol frequencies to the compressed file (512 bytes of overhead). The goal is to prove that this codec works and facilitate automated fuzz testing.
 
 ## Usage