As for changing the control flow in .display, yes, I was tempted to do so too.
in reply to Re: Re: Prolegemona To A Future Scripting Language: Game Of Life In Perl 6
in thread Prolegemona To A Future Scripting Language: Game Of Life In Perl 6
But that went beyond "idiomaticization" and became an issue of software engineering. In the end I deliberately didn't hoist the call to .calculate because I felt it was more important to preserve as much comparability with the original as was consistent with an idiomatic Perl 6 implementation.