Extremely brief history of PDP computers entropicthoughts.com

The article traces DEC’s PDP line, from the experimental PDP-1 through the PDP-11 and VAX, comparing machines by inflation-adjusted entry price and memory-cycle time. It argues that hardware scale and institutional budgets helped shape distinct hacker cultures: Unix, C and tools such as vi emerged around smaller PDP-11 systems, while Emacs, Lisp and other software grew on the larger PDP-10 at MIT.