FISCOM???
Good Grief - those of us old enough to remember
They rehashed it and named it the Planning Chart I think.
I might even have one stashed somewhere - along with a VEC (not a particularly useful chart, that one). Now the best chart I ever saw was a standard VNC with the ERC low routes overlaid along with the navaids, tracks & distances. It was a raw data proof that Airservices never went ahead with.
And on NAS: there is a lot of backroom lobbying and talking going on, I hear