Originally Posted by
Pedaleur
The focus in the OP on the effects of weight on time are a little myopic. The value of time, affected by changes in speed, are only a small part of the equation.
Agreed. It is however the small part that this thread is about. Not everything we might want to take involves the trade-offs you mention. If I take my iPad in addition to my iPhone so I can watch movies, that will not come at the cost of not camping, buying prepared foods, etc.