shorter copy

index.pug

@@ -35,7 +35,6 @@ html(lang="en-gb")
                 p.
                     to help you find your new tiles in Bitsy, #[br]
                     new tiles will be named #[span#tile-name-preview e.g. 'forest 1']
-                br
 
                 h3 create alternate versions
                 .checkboxes
@@ -54,10 +53,9 @@ html(lang="en-gb")
                 p.
                     some tile sheets assume you will be able to flip and rotate their tiles;
                     Bitsy does not allow this, so it may be easier
-                    to generate these alternate tiles automatically in #[i tilesy].
+                    to generate these alternate versions here.
                 p.
-                    #[i tilesy] will not create duplicate tiles,
-                    so don't worry about ending up with numerous identical tiles.
+                    don't worry - #[i tilesy] will not create duplicate tiles.
                 button.pagination.prev previous
                 button.pagination.next#import next
             .page.download