It shoudn't be difficult to apply but it could be useful for managers that want to change often the training. If you switch from OD to ID you've to change every week the formation, having at least the previous matches of 2 weeks ago should be really useful (above all for new players)
1990-2022 Stalinorgel - https://www.youtube.com/watch?v=pV-Xppl6h8Et