I might be in the minority but I HATE cubicle farms and love open office design. Just give every a sound cancellation headphone if they complain. To me cubical farms are depressing.
Can't dig it out now but John Cleese did a good talk on creativity explaining why this works and how brains solve problems in the background which is why inspiration hits in the shower and on the train. By alternating between focusing then procrastinating and ignoring work you can force a decent cadence of creativity into your work.
Just give everyone some anti-depressants if they complain?
God dammit.