Ahh ok. They just looked new to me! Showing my ignorance as per usual.
There's a new yellow one that maybe a T40 that wasn't there before that popped up on the webcam today.
Reason for the top of the Baddoch and bottom of the Claybokie is that these are problem areas, yet bits that make a huge difference to connectivity around the mountain. This looks like trying to ensure a base to connect around the Cairnwell Cafe for natural snow that is hopefully incoming in the not to distant future.