// cell
// ucell
// zcell
// range
// cellrange
// zcell or range
// - 10 -> range lower bound
// - 11 -> range upper bound
// - 0 -> zcell (like a range, but << 1 and with a sentinel bit coding the depth)
pubmodcell;pubmodcellcellrange;pubmodcellrange;pubmodrange;pubmodvaluedcell;