Learn Unix And Experience Retrocomputing With SDF
If you ever wondered about what it was like using the Internet before Web 2.0 and even Web 1.0, then SDFÂ would be a good interactive resource.
SDF or The Super Dimension Fortress is a public access supercomputing center that provides Unix shell accounts for free. It is a non-profit community of software enthusiasts, educators, and users that depends on members for its operations. SDF has...