Not even sure where to begin with this one:
http://m.afl.com.au/news/2018-06-12/exclusive-hawks-afl-in-trial-of-onfield-zones
More at the link including talking about reducing interchanges or getting rid of interchange entirely.
WITH the look and feel of the game now the hot-button topic in the game, the AFL has enlisted its most successful coach to help chart a course for the future.
Hawthorn coach Alastair Clarkson used the bye week to stage a training session on Saturday morning and it was moved to Etihad Stadium after a request from the AFL to "try a few things".
The match practice sessions included some new wrinkles and was watched by several key AFL officials.
At various stages of the scratch match, there had to be either three or four players from each team parked inside the 50-metre arc following each centre bounce and also for a time, at every stoppage.
http://m.afl.com.au/news/2018-06-12/exclusive-hawks-afl-in-trial-of-onfield-zones
More at the link including talking about reducing interchanges or getting rid of interchange entirely.