simplify wait list link

Author: afeld

registration.md

@@ -1,14 +1,13 @@
 # Registration
 
 - [General info]({{registration}})
-- [Registering from other schools]({{cross_registration}})
+- [Registering from other schools.]({{cross_registration}}) Alternatives:
   - There are lots of related courses around the University - [search]({{course_search}}) for "python".
     {% if id == "columbia" -%}
     - [Computing in Context](index.md#comparison-to-computing-in-context) offers [sections tailored to different disciplines](https://computing-in-context.afeld.me/#course-overview).
     {%- endif %}
   - See also: [Resources](resources.md)
-
-If you're waiting to get in, see [what you can do in the meantime](joining_late.md#while-youre-waiting).
+- [Wait list information](joining_late.md)
 
 ## Auditing