Bustitution looms again

Just a quick one as I've been very busy, and have also had a bad cold, so haven't felt like much writing. The next lot of major bustitution is upon us from Saturday morning, and including all of next week: no trains between the City and Caulfield. You'll recall that at Easter, this was a complete mess. Have they learnt from that? Yes, I'm told they looked very closely at how it went, tho