I think the schedule is working so far, it's just silly things like my general refusal to go to bed at a reasonable hour and general annoyances with youngest refusing to go to bed on time that's throwing spanners in my works now, in the form of "can't concentrate for the entire allocated time block".
Now occasionally weird things can happen in 3d either then I'm in the process of building something or when I walk away from a sculpt without really looking at where I stopped. So after last night's work session I stopped at some point and went to bed and came back in the morning to