That's a great result Matt.
OK Noisware isn't the B all and end all but it's a good program for anyone starting out in DS imaging.
Once you start start stacking doing separate darks or ICNR your less likely to have to use such a program.
We find with the 40D the subs are very clean and rarely have to use any form of noise reduction at all.
Now you've done Eta why not try doing the same processing steps on your Tarantula