Quantum argument
In the cited article Maccone mounts an argument grounded in quantum theory that phenomena in which entropy decreases will not leave any information of their having happened, so that even if they do happen they will never be remembered. This argument does not make use of a computer analogy.
The second citation below refers to an article about Lorenzo Maccone's paper that appeared in The Guardian in 2009. It included a critique by Huw Price (see attached OpposingArgument node). The comments on the article raise some interesting points and objections.