Are private militaries trading human lives for alien technology?

Since the recent interview with former intelligence officer David Grusch where he alluded to agreements with non-human intelligences, I've put together multiple sources that support the idea of private contractors trading human lives for advanced, non-human technology.

Sources:
1. https://www.youtube.com/watch?v=odP4dBo-54M&t=278s
2. https://www.youtube.com/watch?v=qrs8hNBzW90&t=2383s
3. https://www.youtube.com/watch?v=zDY7t6HihCw&t=4320s
4. https://www.youtube.com/watch?v=gXsWehcg1KI&t=242s
5. https://uapbrazil.com/acre-case/
6. http://www.walkingtheamazon.com/the-pela-cara

If you would like further information about the insane reality of private contractors interacting with non-humans, here's an interview:
https://www.youtube.com/watch?v=MQnGcX7oxms&t=2382s