Honestly, I rarely backup my Sierra. I was really into it at one point,but now I hardly ever think to.
Not to get preachy, but if you're not running Time Machine, which I think is the case, maintaining at least a reasonably current clone as backup in the event something goes wrong is in your best interests. (You bought the hardware; you may as well use it for the purpose for which you bought it. )
The new Great Equalizer is the SEND button.
In Memory of Harv: Those who can make you believe absurdities can make you commit atrocities. ~Voltaire
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