Rewrote to not use .ird, turn's out they're not needed

README.md

@@ -9,7 +9,6 @@ extracting, repackaging, and encrypting PS3 ISOs.
 A hackable, crossplatform, alternative to ISOTools and ISO-Rebuilder.
 
 
-
 [see also](http://www.psdevwiki.com/ps3/Bluray_disc#Encryption) ([archive.fo](https://archive.fo/hN1E6)) 
 
 [7bit encoded int / RLE / CLP](https://github.com/Microsoft/referencesource/blob/master/mscorlib/system/io/binaryreader.cs#L582-L600)
@@ -17,16 +16,8 @@ A hackable, crossplatform, alternative to ISOTools and ISO-Rebuilder.
 clp = compressed length prefix
 
 
-## Todo
+## Possibly todo
 
-- Automatically download .ird file if not given
 - Docstrings
 - Extract ISO (currently doable with `7z x output.iso`
-- Test .irds with version < 9
-- Custom command to backup all irds available
-
-## Advanced
-
-Figure out the SCSI commands to get data1, if at all possible.
-