.... I've had a look at the defamation laws in the us and uk, aren't some of you a little concerned about making these accusations on a public forum?
No.
It's possible he went there for hot fudge packing action with definitely-older-than-20-year-old gay Jewish black Thai dudes.
Was that an accusation?
Also, he's a public figure. Factual statements must be made with "actual malice", a standard nearly impossible to meet.