The first configuration is pretty simple and the 1000€ license is just to "build" the elements into your office/house. Once they are setup, you do not need the

The first configuration is pretty simple and the 1000€ license is just to "build" the elements into your office/house. Once they are setup, you do not need the license and can control everything with fully open source software. The hardware is now easy to buy and not that expensive at all[0]. You practically never pay the 1000€ because it is owned by the company putting the cables in your home. But, yes, you have this software fee if you want to change the hardware on a regular basis (but I must say, I don't know anybody doing this). [0]: http://www.eibmarkt.com/ http://www.eibmarkt.com/