I don't like how (i) the card is pseudo-randomly generated and (ii) the people as passwordcard.org potentially have access to the key used to generate it -- it

I don't like how (i) the card is pseudo-randomly generated and (ii) the people as passwordcard.org potentially have access to the key used to generate it -- it certainly would cut down on the size of the password space that ~they~ would need to search to steal your password; or the space that someone who steals data from them would need to search.