Author: T.v.Dein tlinden@cpan.org URL: https://github.com/tlinden/followcursor

To use, first add to your config:
(require 'followcursor-mode
Then prepare two windows with different buffers, enable the mode in one of them with:
(followcursor-mode)
Move around in that buffer as you wish. Whenever point is on a match, it will be highlighted in both buffers.
point