He, he, also because stephyt is probably young and pretty. I get a few 'morning, hello, way to go hen!, always from the "more mature gents" in casual attire. On occasion, I get greeted from behind by guys that I would never have seen, because they turn the opposite way! Would not start smiling left, right and centre, though, they'll think I'm on the pull!
Exception: once I saw a suited, white hair and beard, quite imposing build guy in his late 50s on a wee folding bike: could not stop looking and laughing, had to say a mumbled hiya