Gram crackers.

There are many ways in which technology has influenced the business of hiking, backpacking and camping.  Ultralight materials, multipurpose items, improved insulation materials and smaller and simpler stoves are all examples of the relationship between weight and comfort on the trail.  Check out this Wiki on ultralight backpacking and start to think of ways that you can revise your gear to increase your enjoyment while on an outing.  Remember that there are always options for improving your gear and reducing your pack weight, not the least of which being with information and skills training - after all, "the more you know, the less you need."  In the final analysis, carrying a lighter load on the trail will allow you to hike further and faster with reduced risk of bodily injury and strain.