I recall our debate over lunch, Dom
As you know, we held out til about 12 mths old then went for a bike seat. Had many miles of fun and adventure with each (and both, for a while...Eilidh always seemed to be on mine for some reason...!)
Not sure if you will get enough versatility out of a trailer?
Whilst we didn't ride masses on road with the seats, we were more confident to do so as the kids are up high, rigidly attached to you, and not creating a long poorly visible vehicle. Although you can always fit a flag
