That's it, I'm getting an LED:
Burned out the high beam for the first time up at Taylor this weekend. Hadn't changed the bulb yet from when it burned out in June. Even with the switch they are burning out I think because I am accidently hitting the switch sometimes and turning the light on when I don't need it. This bulb costs 4x as much but I'm sure it'll give me more than 4x the life.
EDIT: Well hold on a minute. This one is cheaper (2x the OE bulb) and the HDBright website is having issues:
There is an 88W version too, though the OEM is 35W: