[Out_of_Characte]

> auto-magic-ing size reading to access members after it

From the article

>we now have everything we need to calculate the size, offset and alignment of every field, regardless of their positioning in the struct. >init to allocate the memory >get to get a pointer to a field >resize to resize the arrays >deinit to free the memory

You're now suggesting to do exactly what the article is about without being aware of it.