How you store anything is key to it's long term viability. Cool, dry, dark, etc..
Cleaning the can before opening and opening it with a clean can opener is also a good idea.. How many of you wipe off the lids before you open the can? How many of you wash your can opener after using it?
WE do.
We have a lot of canned goods on the shelves. We date/rotate/use/replace.