Wow, 250k for amps. Then 2k for the crane, 4k to get another power cable to the house, 4k to re-wire the house, 10k to reinforce the flooring, 4k per year to run them etc etc. and if the sound is off... put them on A'Gon?
They are works of art, put them in a museum. As was said in the film -Field of Dreams- "Build it and they will come". God also said that to Moses re building the ark.