--- a/ImmutableByteArray.st Tue Oct 04 12:43:26 2016 +0200 +++ b/ImmutableByteArray.st Tue Oct 04 12:43:33 2016 +0200 @@ -206,6 +206,12 @@ ^ self ! +beMutable + "you never go back" + + ^ self shouldNotImplement +! + beUnsigned "that's what I am-"