If the drone somehow misses the wing, no problem. But the question was: what happens if it doesn't miss? Safety engineering is about what will happen when that

If the drone somehow misses the wing, no problem. But the question was: what happens if it doesn't miss? Safety engineering is about what will happen when that thing that's pretty improbable absolutely happens or at a minimum, trying to plan for things that no one really planned for (like low delta-V deer mentioned above).