That's correct, each start is considered to be an engine cycle, same as doing a trip. The parts in jet engines almost all have cycle limits, so it's a big deal

That's correct, each start is considered to be an engine cycle, same as doing a trip. The parts in jet engines almost all have cycle limits, so it's a big deal. You'll notice that skydive operators reposition their Cessna Caravans using a tug - they never turn on and taxi around without a load.