Awesome website! I have two remarks about the speed units displayed on the dashboard: • Why is the Mach number showed while out of the atmosphere? It depends

Awesome website! I have two remarks about the speed units displayed on the dashboard: • Why is the Mach number showed while out of the atmosphere? It depends on the local speed of sound which is not really definable there • Why is the speed not shown International System units? As a Kerbal enthusiast, I would love to see metres per second