The problem that they don't die.
They leach.
Discussion
The phone I'm using to communicate with you from thousands of km. away, the fan that's chilling me, the book I'm reading, and the stove slow cooking beef doesn't think the same.
All this things wouldn't be possible without a lot of try and error, including the energy to power them, and year by year they are getting better and more efficient
All the homeless and freeloaders would be dead I'd we didn't have all these "innovations too".
Hard times make strong men
Strong men make easy times
Easy times make weak men
Weak men make hard times...