Rewrite about us

mrkn · mrkn · commit 5c07a1812ebe · 2017-10-04T15:11:56.000+09:00
diff --git a/index.md b/index.md
@@ -1,6 +1,6 @@
 ## About RubyData
 
-RubyData aims two things:
+RubyData aims to increase two populations of:
 
-1. Increasing the population of developers who write opensource data tools for Rubyists.
-2. Increasing the population of users who use opensource data tools with their products written in Ruby.
+1. Developers who write opensource data tools for Rubyists.
+2. Users who use opensource data tools with their products written in Ruby.
