Rain hits your visor at speed and you can't read the road for half a second. A bug cements itself onto the plastic on a night ride home. You wipe it with a glove and the smear is worse than the bug. Your helmet visor is your first windscreen, and it takes a beating that the original factory coating was never designed to handle. The open road is part of why riders ride; not being able to see it is the part that ruins the day. These are the four problems most riders just put up with: Rain and mud…