I see. And how do you know if they are useless when you don't even know what their job is? This country is currently suffering from lack of skilled labor, such as electricians. So what did "they" do? "They" gutted the federal apprenticeship...
Then you'll get to pay $10000 in advance for an obstacle avoidance feature that's "coming soon", wait 10 years without it ever appearing, and be told that it'll actually need new hardware and not be anywhere as capable as what was advertised when...