Table tennis lines run on rallies, spin and the sport's basement-and-office-breakroom geography. The back-and-forth of a rally is a ready-made metaphor for good conversation, and the spin jokes suit anyone who has ever been ambushed by a disguised serve.
Office tournaments and hostel common rooms are the classic venues — anywhere a table appears and hierarchy dissolves.
A good rally is a good conversation — quick, responsive, nobody trying to end it — and that is the whole romantic logic of table tennis material. Office tournaments and games-room parties are the venue; the table lowers status barriers faster than any icebreaker exercise.
The spin jokes reward players; the rally metaphor explains itself to everyone. Serve, return, and let the exchange run. Larger courts await in tennis, and the complete fixture list is in the sports collection.