[rigonkulous]

Yes, fun is the key value. It is fun to play with a music toy, with a near-useless interface, and still get 'something' out of it. That is a key factor in their design principles - make some expensive whimsical toy that GAS-afflicted punters will invest in.

Meanwhile, you can spend the money on even more powerful devices and avoid the frustrating UI experience for which Teenage Engineering are infamous.

Sure, you can make music with a toy - thats the beauty of music, not the toy.