New Lead Acid battery that lasts 4x longer

Have you guys seen this? It should be coming out this year or next year and it's going to be cheaper than Lifepo4 batteries.
http://www.technologyreview.com/energy/20105/

It's called Ultrabattery.

you will be able to get them first here:
http://www.eastpenn-deka.com/default.aspx?pageid=1372

cool i hear nano tech is the dogs small bits..with serfice area and nano tubes containing the electrons gives a masiv increse in performance.its all lookin good.lets just hope a selth replicating nano has a off comand..........................................................................................................
.................................
.................................oh nanobots have consumed our planet oops...thats if we servive the new experaments in phisics at the moment..messing with the ultra small and ultra big is not a good thing to be honest.

I guess, but even if they last the same number of cycles, I'd still take a LiFe for the increased range and lower weight.