There have been occasional grumblings for a couple of years now that the humour of the XKCD webcomic has declined, Munroe just doesn’t seem to have his mind on

There have been occasional grumblings for a couple of years now that the humour of the XKCD webcomic has declined, Munroe just doesn’t seem to have his mind on the job now that he is doing these other projects. However, the what-if and pop-science explanatory stuff is generally of very good quality, so on balance one can’t really complain.