There are at least two artists that go by the name Beatnik;
The first is the artist signed to the "Box Social" label, which released the e.p "A Master Class In Whatever" which is a progressive concept record in which all 23 minutes flow together, even though they're formed from 5 movements. Beatnik is a progressive/drum & bass/IDM outfit from Bexhill-On-Sea, England.
The second artist is the DJ Beatnik who is most commonly labled as "Psy-Trance" who is known for such songs as "kazoodle beach" and "stealing time".