I decided to try the FarmFarmer thing yesterday. I bought a Computer Coder miner from the market.
It's currently ot of stock, but it has been sold for 10 USD and I bought it for 55 SWAP.HIVE. I thought it was a good deal... After staking it to myself I got this:
If I understand the rules correctly, this means I will get 0.5 FARM once in 3000 hours, average... I guess this game is for someone with deeper pockets than mine ;)