[VMG]

Assuming he started painting the day he was born.

There are child prodigies, but there are also people making stuff up for fun and profit.

But I'd still love to see a video of his process.

[UnfalseDesign]

Even if you exclude the first year of his life, that wouldn't change the "~11 a day" estimate by much. It might up it to "~12" a day.