in reply to We don't need a cat

As for string concatenation operators, I would like to draw your attention to a couple of points discussed last month in p6-language:

Reference: pdcawley's most excellent summary.

I would say we are in need of a concatenation operator. I don't always want to interpolate within a string to join things together. And using join to join two scalars together seems cumbersome.

print@_{sort keys %_},$/if%_=split//,'= & *a?b:e\f/h^h!j+n,o@o;r$s-t%t#u'