You're joking right? You can even get into 4K territory with this machine haha.
You can edit video on a sub $1000 computer just fine. Your audience on YouTube will not see what equipment you're using to produce your content but the content you produce yourself, so focus on that.
/agreed lol
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If the m.2 is your bootable drive and the WD Black your raw video repository, I would toss in there a Sata 3 SSD as a scratch disk, because hey....why not?