I'll look into it.  Going to be not very straightforward though, as the number of engines isn't tracked like that -- it is dependent upon the currently selected 'layout', and how many POSITION nodes are defined in it.  I only store the current layout name, and a reference to the data-construct for the actual layout.  I could certainly write a method to return the # of positions as an integer, but it would be difficult (and entirely useless to SSTU) to expose it as a field. So, in theory, th