You don't need to store them, in my country you can't even do it has been a great tool to maintain an overview of your money I/O. I tried several apps but only stuck with Toshl, I think its great UX made the difference.
What browser are you on? new.reddit.com works just fine on updated Firefox... biggest annoyance is the lack of sidebars on subreddits, apparently they need to be enabled by the mods.
Almost the same except the one case. As Google shows a cached thumbnail of an image while an original image is being fully loaded, if network is slow enough and if you right-click the image fast enough, you will get an address to thumbnail image, not the original one.