Clarify availability of 6.d features in Rakudo

doc/Language/faq.pod6

@@ -38,7 +38,8 @@ There is no planned date, although L<Diwali 2018|https://en.wikipedia.org/wiki/D
 looks to be an attractive date for a release codenamed C<Diwali>.
 
 The vast majority of 6.d features are already implemented and available in
-in the Rakudo compiler, as they did not conflict with the 6.c specification.
+in the Rakudo compiler without requiring any special pragmas, as they did
+not conflict with the 6.c specification.
 A smaller set of features and behaviours is available automatically if you
 use C<use v6.d.PREVIEW> pragma at the top of the file. The rest of about
 3100 new commits to the language specificication simply clarify previously