Gpu,fpga,asic will always exist and they are all options for miners and the best performing one through out last years is gpus , nothing will die they will exist as long as crypto exists.
Most failure traders switch to mining as they hedge with hardware
Dark days like this will always come and pass , but mining isn't a war it's a buissnes if you mine at loss then you have alot of emotions in your buissnes , keep it math and stop if you are losing money