Older lifestyles? Gee, and I thought that 30 was the new 20.
As for the WikiFur definition of Greymuzzle, it makes sense. Three of those point form notes pertain to me. Been in the fandom for almost fourteen years, am over 30 years of age, and I've also had to use raw telnet in order to access FurryMUCK back in the day.
Benjamin