The chutes occupy the airspace for 5 minutes at the most over a one hour period. How many proximity events in the last 3 years? Thats right, none.
If somebody somehow manages to out-do the stupidity of one of the many previous posts I might write again but until then I'm done.
Only takes one "event" for person's life can be lost. Why wait until something happens ?
You don't work for CASA by any chance ?