On Sunday, 9 June 2013 at 12:42:10 UTC, Lars T. Kyllingstad wrote: > On Sunday, 9 June 2013 at 12:25:45 UTC, Peter Alexander wrote: >> If it's just for testing, would it not be better to just >> supply a variety of test ranges that implement all >> combinations of traits? > > I'm not sure I see the difference. Ignore me. I'm not thinking.