Used to be wind turbine posts were just big enough for a ladder inside. Then they got big enough for a one-man elevator (that climbed the ladder). Its floor and

Used to be wind turbine posts were just big enough for a ladder inside. Then they got big enough for a one-man elevator (that climbed the ladder). Its floor and ceiling popped open, just in case. Now the posts are big enough for a saloon car, which is good because it takes a whole crew, up top.