Why at all they ignore this setting in naming? There are more named sirs in it than named dwarves in LOTR.
(Reserve Green Knight for pentaborane rockets)
1. It's far and requires a lot of delta-V.
2. Sticky and abrasive regolith.
3. Lack of water for washing, cooling, and solving.
4, Lack of life supplies.
5. Lack of easily available ores, as most of lunar minerals are heatproof oxides.