this is apoximately 10,000 times larger than any workable pixel art should be.
Also, it's more oekaki or something, than actual pixel art. in pixel art, it's the attention paid at the level of the individual pixel that matters
By the way, this is the link to the image I tried to re-create...:
I know what you mean, I've been down lately. And since I just switched computers, I lost a LOT of my good work in the process.