Originally Posted by
Spats
Moving on: I think "hydration packs" came into vogue when people finally realized that they were spending thousands of dollars on expensive purple ano parts with speed holes, or even carbon fiber, and then weighing their bike down with several times that weight in water. If you're carrying a 1L water bottle, you definitely notice the extra weight over bumpy trail sections!
The smarter ebike companies have gone back to usable water bottle mounts, and even stash compartments, because once you add 15+ pounds of motor and battery, the extra water weight isn't so noticeable.