Alas, another thread on Lem and again no-one mentions the one text of his most pertinent to HN: Golem XIV. Think transhuman intelligence, think quantum computing, think singularity, and imagine Lem thought about this stuff in the _seventies_ and published in 1981.
See http://www.bohemiandrive.com/excritement/1/ for a short review and summary; the e-book is available on Amazon.