The required translation quality is generally not high, though translation speed and wide coverage are important.
Input-to-output translation speed (2.2.4.1.2/611)
System external characteristics in general (2.2/166)
Fidelity (2.2.1.2.1/179) - important
Style (2.2.1.1.2.2/173) - not a very important factor
Wellformedness (2.2.1.3/186) - not a very important factor