Game preservation is a big deal in gaming now and fans are active in the process. One game that has a following is Hydro Thunder, the arcade game from Midway, specifically the very first release. Now a team of fans has found and preserved the original non-updated release of the arcade game.
A listing was found online for sale for the computer and boards running 1.00d. Numerous individuals worked together to get the money to acquire the computer and boards, including many from the Internet Archives, who helped put up the money. After securing the purchase, a team then worked to dump and preserve the original release and it can now be found by all.
If you are curious, you can find more information here.