First things first, Google is your friend. Do a Google search for:
bit rot site:digitpress.com/forum
and you'll be pleasantly surprised. Circumventing the character limit on search here has been discussed at length.

As far as games being an investment, stop thinking of them as such. All physical things will break down over time. You want an investment? Put your money into the financial market(s) of your choice. Smart investments there will ALWAYS make more money over time than trying to "invest" in a bunch of pieces of plastic that only MIGHT be worth something to a small population of the world.

I'm pretty sure that argument has been stated at length as well...