[clug] Exercise and pay the bills!

[Robert Edwards]

Alex Satrapa wrote:

> The next step after a static exercise bike, of course, is figuring out 
> how to attach a high efficiency alternator to your pushbike, storing the 
> generated electricity in an accumulator of some kind (deep cycle 
> lead-acid, or lithium-ion), and using that to power your laptop after 
> you ride to work.
> 

Why cart a bulky lead-acid battery around with you on your bike? Why not
just charge your laptop battery directly whilst you are cycling to/from
work?

Bob Edwards.