you should be backing up all devices with removable storage or not, SSDs can also die without warning.
Sure, but in this case your cpu dies or ram dies or ssd dies, in all cases you loose data, in an upgradable system you loose data when ssd dies. Different risk factors.
Sure, but in this case your cpu dies or ram dies or ssd dies, in all cases you loose data, in an upgradable system you loose data when ssd dies. Different risk factors.