# Pastebin Y0ba6Y02
something like...   fun to_u64(a: U8, b: U8, c: U8, d: U8, e: U8, f: U8, g: U8, h: U8): U64 =>
    (a.u64() << 56) or (b.u64() << 48) or (c.u64() << 40) or (d.u64() << 32)
    or (e.u64() << 24) or (f.u64() << 16) or (g.u64() << 8) or h.u64()