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That's the problem. Instead of replacing a $200 SSD, you have to replace the entire $2000 machine.
It might take a few tries before the solder balls up correctly under each pad. Use plenty of flux. Maybe give it a ultrasonic bath.
Source: YouTube
Having an actual mini-sata or m.2 connector won't be too taxing. But it will increase tech support costs, and lower profits from sales of new replacement machines at least.
Sad. (That's why my choice is Thinkpad T series, which is built like a tank: heavy, bulky, easy to replace any part, and hard to actually break; also, enough room for a good keyboard.)
I know I am anecdote-land, but I have never in 20 years of using Macs, had one catastrophically fail. Or fail at all for that matter.