Here is an Aussie invention that may interest beekeepers and those who are thinking of taking it up.
It takes a lot of the work out of the usual process of kitting up when robbing the hive.
See link below to several videos, particularly the ones about harvesting the honey.
There is a woodworking aspect in the design of the boxes.
-- Grumpy - "Always look on the bright side of life"- Monty Python