Are you sure you're not too stealthy?
My drag coefficiency would indicate that that would be unlikely.
And lights? would they have seen you coming, had they looked in your direction?
I'd carry a ghetto-blaster playing festive tunes loudly. Might help. Although all the kids might come out to see if it was an ice-cream van...
2000 lumen flashing light, not hard to see if you look.
Have often though an air horn on the bike would be useful.
2 or 3 people here have an air horn on there bikes....