I've been to the top 5 or 6 times (hiking from the bottom) and I do shorter training hikes on the dirt road as often as once a week. The trails make for a much nicer hike, though the road is convenient.
"After the first glass, you see things as you wish they were. After the second, you see things as they are not. Finally, you see things as they really are, which is the most horrible thing in the world."
--Oscar Wilde on Absinthe