Invasions are probably still funded, though they may be driven by the masters in Russia and Israel. Also all damage to the environment hurts all of us. There is no planet b.
That's almost always false unless the hardware is faster and thus more power hungry and hot than your CPU. That's rarely true. Some fpga accelerator? Maybe. GPU/TPU? Sure. Your hard drive? Not a chance that it would have even remotely competitive processor.
The point of hardware acceleration is usually that your CPU doesn't need to do a task so there's less CPU load and it can spend that time running applications or respond faster.
Istr that Ramanujan claimed that Kali gave him ideas in his dreams. Maybe he was actually a mathematician from the future but decided that telling the truth would not be feasible.
Or Bazzite. Apart from the xboxness, the hardware isn't half bad in many of these devices. Windows just makes them completely unusable. Which means there's quite a few on the used market.
Or used Apple maps to navigate.