README.md in trackler-2.2.1.111

- old
+ new

@@ -23,12 +23,9 @@
 
 Keep your hands off that collect/map/fmap/whatchamacallit functionality
 provided by your standard library!
 Solve this one yourself using other basic tools instead.
 
-Lisp specific: it's perfectly fine to use `MAPCAR` or the equivalent,
-as this is idiomatic Lisp, not a library function.
-
 * * * *
 
 For installation and learning resources, refer to the [exercism help page][].
 
 [exercism help page]: http://exercism.io/languages/lfe