My thought is that you need to listen in the near field. You mitigate many of the challenges and sacrifice very little. It is easy to set up, imaging can be stunning and the level of impact and immediacy is thrilling.
However, understand Duke really knows what he is talking about and what he is suggesting is likely the best option especially given your significant budget.
However, understand Duke really knows what he is talking about and what he is suggesting is likely the best option especially given your significant budget.