248 followers
@ph_kaestli @TobiAyodele @GeromanAT https://t.co/KwLbSFjK80 if anybody can be bothered to measure its speed you can determine from what height
@ph_kaestli @TobiAyodele @GeromanAT https://t.co/KwLbSFjK80 if anybody can be bothered to measure its speed you can determine from what height