Not all ASICs are made alike, purchased and implemented the same. But, I do agree the heyday is likely over for most hobbyists and jumping into this blindly (especially at this point with new hardware) is sketchy.
That was briefly true …
We’ll see. It’s helpful if you know people high up in the Rocky Mountains where cooling isn’t an issue and solar is abundant. 
It’s a cold pool, but feels great… and, winter is coming…
If the Bitcoin exchange rate stagnates, some people are screwed and some aren’t. But, it’s not written in stone that it’ll stagnate either. But, yeah, it’s a gamble like any other investment and the people who don’t do their proper research, timing and implementation will have their asses handed to them like any other investment.
