I want to see a bike with a train horn. Cars do it all the time. [1][2][3][4] illegal and highly satisfying People have used drills+pumps to drive similar ha

I want to see a bike with a train horn. Cars do it all the time. [1][2][3][4] illegal and highly satisfying People have used drills+pumps to drive similar hand-held horns at football games so it is doable. [1] - https://www.youtube.com/watch?v=NOKgg5iCw_c https://www.youtube.com/watch?v=NOKgg5iCw_c [2] - https://www.youtube.com/watch?v=enF0m6J7g2w https://www.youtube.com/watch?v=enF0m6J7g2w [Tiny car with train horn] [3] - https://www.youtube.com/watch?v=w31s5NsoOyg https://www.youtube.com/watch?v=w31s5NsoOyg [4] - https://www.youtube.com/watch?v=jLfD1AFsb1I https://www.youtube.com/watch?v=jLfD1AFsb1I