My favorite DJ of all time would be John Peel, of BBC radio fame (Wolfman Jack clocks in as a CLOSE second). John Peel took chances. He played stuff that he liked on air, in hopes that you would enjoy it as well.
Human emotion trumps algorithms.
Life has surface noise.
I spin the gambit on WMSE, from 50′s through now. All vinyl.
No algorithms. All GO!