Col 70 Sector FY-N c21-3 , the system where Thargoid spires don't have POIs.... and use the global geo/bio blue heatmap instead.My presumption is that at some point, we'll get areas like Cone Sector and such unlocked, where there will be literally thousands of systems under Thargoid control, with spire sites, titans and the rest all over the place which will be much harder to take down, if not impossible in some cases, once human space gets cleared.
Also reach heat above 100% in your GPU/CPU