LED light bulbs have gotten bad reviews in the past, which is why they aren't some magic alternative to CFLs. The author kind of glosses over that part.
For instance: http://a.wholelottanothing.org/led-bulbs/
For instance: http://a.wholelottanothing.org/led-bulbs/
The article specifically lists a 60 watt replacement, and a 100 watt one soon.