Vocativ has published a lengthy profile of Marcus Ewert, who bedded not one Beat, but two: Allen Ginsberg and William Burroughs. This all started in 1988 — Ewert was 17, Ginsberg (who'd later come out as a member of NAMBLA) was 62, and Burroughs was 74. Ginsberg had his way with Ewert and then passed him onto his…