The Wii U comes with a charging cradle too, but also enables players to replace the battery as its life dwindles (unlike the batteries on my now dead original PS3 Sixaxis controller) which is an excellent development.

FORBES: Battery Life is an Often Overlooked Family Essential

The three batteries that were replaced were the original equipment installed on Hubble 19 years ago, intended to have just a five-year lifespan.

BBC: Hubble gyros fixed after struggle

Its original nickel-metal-hydride battery packs have been replaced with lead acid batteries to extend the distance the car can travel on electricity.

CNN: Hybrids trick out, plug in