Can be used as a non-overlay indicator by detaching. Differences are more visible on large time scales, or on Renko.
Possible future changes:
Make the columns more volatile
Change column color based on previous column's value
pigloo for the original script, and Ivturner for his edit.
Bitcoin Core jar: 1Nam3db9hNMDNNxKMj4uypj9Hxh4oUfHEK
Sorry if I haven't replied to your message yet, I'm a bit backlogged :)