2014-02-11: readme: polish footnote text.

readme: polish footnote text.

diff --git a/README b/README
--- a/README
+++ b/README
@@ -66,4 +66,4 @@ License: GPLv3 or later
 
 [^g]: Wisp is generic, because it works for any language which uses brackets to start a function call - which is true for most lisps. You simply get rid of the speerwall of parentheses without losing their power.
 
-[^b]: Wisp is backwards compatible, because you can simply use arbitrary lisp code in wisp: Indentation processing skips expressions in brackets.
+[^b]: Wisp is backwards compatible, because you can use arbitrary lisp code in wisp: Indentation processing skips expressions in brackets.