> That means saving a bit of money on the panels in return for lower efficiency is never a good deal. This does not at all logically follow from your proceedin

> That means saving a bit of money on the panels in return for lower efficiency is never a good deal. This does not at all logically follow from your proceeding statement. Cheaper solar panels mean they can be used in different ways with different labour/land/wiring/inverters/grid connection/maintenance requirements.