As oakwhiz pointed out, this is conceptually similar to delay-line memory [1]. At least it doesn't require 100○ F mercury. [1] http://en.wikipedia.org/wiki/Del

As oakwhiz pointed out, this is conceptually similar to delay-line memory [1]. At least it doesn't require 100○ F mercury. [1] http://en.wikipedia.org/wiki/Delay_line_memory http://en.wikipedia.org/wiki/Delay_line_memory