wow, interesting hn optimization. I submitted this with the title: "Single Crystal Lithium-Ion Batteries May Last 20,000 Cycles" and somehow the "20,000" in

wow, interesting hn optimization. I submitted this with the title: "Single Crystal Lithium-Ion Batteries May Last 20,000 Cycles" and somehow the "20,000" in the title was automagically changed to "20k" :)