FIx ReadMe

Author: briochemc

README.md

@@ -1,13 +1,17 @@
 # cmap_picker
 
-Pick a colormap from the colorbar in an image
+Pick a colormap from the colorbar in an image.
 
-Requires the Image Processing Toolbox!
+When you often want to compare your results with someone else's, it can be hard to reproduce a map or a plot with a colormap that you don't have in your setup. This tool allows you to create a colormap that matches that of any figure. You just have to accurately select where the colorbar is on the image/figure.
 
-## Usage
+Here's an example of extracting the colormap from an image with some of MatPlotLib's colormaps:
 
 https://user-images.githubusercontent.com/4486578/162355888-9562e3ff-7cd8-4d4c-ba3c-0f1adeb351af.mov
 
+Requires the Image Processing Toolbox!
+
+## Usage
+
 1. Find an image with a colorbar you want (e.g., take a screenshot)
 
 2. Call `cmap = cmap_picker(impath)`