> how many folks, outside of the HN/techie crowd, are even aware of what "kind" of battery is in their various devices and is even aware that there are special

> how many folks, outside of the HN/techie crowd, are even aware of what "kind" of battery is in their various devices and is even aware that there are special rules for many battery types? why do they bother needing to know? If it has a battery : "Right this way!" . and more specifically -- nearly every 'high-tech' device of any kind has a battery that requires precaution during the post-consumer phase -- is it even worth distinguishing what kind of battery goes where at this point for the consumer, aside from an allowed luxury of chucking something carelessly into the trash?