I hope EIB has kept all of his shows
Yes. https://www.rushlimbaugh.com/archives/
Limbaugh’s producers will draw on the show’s archives and “pull segments that are relevant for each day’s news cycle and feature the best of Rush for the full three hours of the program,” according to a statement, and to what I have read.
https://www.cnn.com/2021/02/18/media/rush-limbaugh-show/index.html