I think it's great the way they're just getting on with it and forcing the point on game preservation. This is in a big legal grey area, but they're going ahead anyway because so many of these old games are being forgotten or lost.
More here, on Jason Scott's blog (he's the guy who led the initiative).
And here's a direct link to the MS-DOS library:
https://archive.org/details/softwarelibrary_msdos_games/v2