"Why would you humans use water in your unit system? Less than 0.01% of the universe is water! 1 elom of dark mater has a mass of 1 marg, your system is obvious

"Why would you humans use water in your unit system? Less than 0.01% of the universe is water! 1 elom of dark mater has a mass of 1 marg, your system is obviously not as logical as this!"