Updated README.

README.md

@@ -1,13 +1,13 @@
 Sheets
 ==========
 
-Sheets is a Facade on top of many spreadsheet formats, presenting them as simple, unified, native ruby arrays.
+Sheets is a Facade on top of many spreadsheet formats, presenting them as simple, unified, native ruby arrays. It is intended to allow applications to easily import data from a wide variety of spreadsheet formats.
 
 With Sheets, all cell values are strings representing the final, evaluated value of the cell. 
 
 This does mean that, in some cases, you will be casting data back into its native format. 
 
-However, this simplifies the application specific logic of dealing with multiple spreadsheet formats and normalizing data types.
+However, this eliminates the need to deal with multiple spreadsheet formats and normalize data types in your application logic.
 
 Your application only needs to care about the layout of the spreadsheet, and the format *you* want the data in.