Q. What the heck is AltPlayGround? AltPlayGround, or APG as our friends call us, is a quirky, slightly irreverant website for people in the swinging lifestyle. G and J first looked into swinging after one of G''s work colleagues would constantly talk about the app ''Fab Swingers''. The 48-year-old said: I used to take it with a pinch of salt but then I