THIS WEEK:DEMENTIO 13 Dementio 13 is an Cardiff based artist making wonderful electronic soundscapes in a variety of styles. His music has always held an intriguing fascination for me,moving from 'gentle & reflective' to 'knock yer fillings out' in a matter of moments. Insightful collages of sound from an alchemist's lair if you like. July 15 see's the release of the release of his new…