in lib/rdoc/generator/darkfish.rb [620:634]
def time_delta_string seconds
return 'less than a minute' if seconds < 60
return "#{seconds / 60} minute#{seconds / 60 == 1 ? '' : 's'}" if
seconds < 3000
return 'about one hour' if seconds < 5400
return "#{seconds / 3600} hours" if seconds < 64800
return 'one day' if seconds < 86400
return 'about one day' if seconds < 172800
return "#{seconds / 86400} days" if seconds < 604800
return 'about one week' if seconds < 1209600
return "#{seconds / 604800} weeks" if seconds < 7257600
return "#{seconds / 2419200} months" if seconds < 31536000
return "#{seconds / 31536000} years"
end