I have been in winds that barely moved the flags on the poles in the marina. It was very slow going, but eventually I made some headway. Generally if there was a 5 knot wind I was more than happy to go out. Even 3 knots got me going well enough to enjoy myself on the water, but for me it is more about relaxing on the boat than going fast all the time.
I also have a 130 Genoa. It needs badly replacing too, as does my main