Perl 6 vs Perl 5

Can we have a serious Perl 6 vs Perl 5 thread?

I've been trying to wrap my head around what roles are trying to emulate. Just an odd sort of OO way of programming?'

What else where significant changes?

>>30
I just wanted to show them all in one line. (though in c# (linq) and ruby you do see that quite often)
With the feed operator it looks even worse and it doesn't work with my version of rakudo.

Why not just have something like $x -> ...?
What's the idea behind this ugly pointy-block thing?