> I am hitting mod-D and dragging a selection box over the offending area, then hover-Q on a nearby element I want to use and shift-click to plan it, once I have planned one instance of a subpattern its mod-C select, click hold and walk in a direction to tile it in one dimension, mod-C select, click hold walk to extend this over the other direction.

This just sounds exhausting.

I'd rather try to sneak into a hyper-religious xenophobic town and get captured and turned into servant labor at a mining camp. And I'm not even taking about visiting Texas!