So flashing went successfully, they're much better with the new firmware and the throttle works properly.

I kinda almost finished my new arm,

Click image for larger version. 

Name:	P1040393.jpg 
Views:	865 
Size:	204.5 KB 
ID:	8473Click image for larger version. 

Name:	P1040394.jpg 
Views:	905 
Size:	214.6 KB 
ID:	8474Click image for larger version. 

Name:	P1040395.jpg 
Views:	871 
Size:	197.5 KB 
ID:	8475

but as you can tell it's unfinished,
I had a little problem with it in the CNC. a structural issue that I'll learn from on the next model!
Click image for larger version. 

Name:	P1040397.jpg 
Views:	937 
Size:	161.0 KB 
ID:	8476

Each side takes me about 5-6 minutes to do, but changing the tools and re-finding zero can take ages. I need to develop a manufacturing process :) and what order I do operations in.