Timeline of Commercial Uses of Lithium Batteries:
[[The panel has a timeline that goes from Past to Present. The timeline has 4 notches on it]]
Past
[[the first notch, closest to the past side, has a picture of an old man with a walking stick]]
Pacemakers
[[The second notch has an image of a man in a car, who is talking on his cell phone]]
Phones for Rich Business People
[[The third notch, has a teen taking on his cellphone]]
Phones for Teenagers
[[The forth notch, closest to the present on the timeline, hac an image of a toy plane box with $10 written on it]]
Really cheap r
c planes and helicopters
Present
[[Below the main panel]]
Life would be so much better if I was one of those people who aged backward. 
{{Title text: I'm normally a pretty frugal person, but I still compulsively buy any R
C aircraft that's less than $30.  In the last few years, this has become a problem.}}