You don't care that you can't change out the SSD, but you will care when you take your dead laptop to the Genius Bar and they tell you it's going to be cheaper to buy a new one and that your data is already gone.
If it works like iOS and just flashes a warning then I don’t see the issue. The self-check thing is invaluable when buying used devices.
> that your data is already gone.
By the way, the parent comment was talking about this