Love your lines.Adler's, though, hmmm...must be nice to be so clear on things [runs off to paint wild fauvist colors on psychology texts]
Don´t know whether I like it myself (being rather in favour of the so called useless) - but stimulating it is...
I like this! As for useful, only you can decide.... Sometimes it's soul food and that's useful enough at times.
it is hard to decide which is which most of the time.
useful is as useful does. ditto for useless.