in general probably not
specific gods, maybe
it's hard to sustain belief in a mythology that says the earth is flat and sits on a giant turtle's back now we've been to space
sure there is
all you need to do is find a necessary condition for the existence of god and show that it's always false
for example, the problem of evil disproves the existence of a benevolent, omnipotent god specifically
meh
he's just telling it like it is
and besides, you wouldn't hesitate to be patronising to someone who believed in santa claus (mostly coz they're usually little kids, but still)
good post
the only practical purpose they serve seems to be indicating the lower speed limit of 90 or 100
which is only relevant on a freeway anyway :/