Retired experiment · 6 September 2026

Incremental rail upgrade

The former catalogue could select signalling below the displayed request and did not calculate the advertised resource antichain. The useful explanation of coupled requirements is preserved, with corrected semantics, in the programme studio.

This old address remains as a record of the change. Its previous calculation is no longer offered as a current result. The successor has its own model; old settings are not silently treated as equivalent inputs.