I think the Rainbow Flag will survive forever, primarily because it's the perfect flag, regardless of whatever political meaning it may have or evolve to.
I love Israel for its blue and white flag as it matches my legs.
Vexillography is a very big word! Vexillography is really the high science and art and understanding of flags and their history - the academic word for flag making and heraldry.
In 1978, the first flag was organic everything. It did have eight colors: the six colors of the rainbow we see today plus hot pink and turquoise. But pretty quickly on I realized that I would never be able to satisfy the demand for them by hand-dying fabric and these colors.
RESOLVED: That the flag of the United States shall be of thirteen stripes of alternate red and white, with a union of thirteen stars of white in a blue field, representing the new constellation.
That's really how I ended up making the first flag - I was the guy who could sew it.
Botswana is also the only country in the world with a colour in its flag meant to represent rain (a sort of blue-grey). Not many people know this.
A website can be very time-intensive, but I'd love to have one where people can contribute to it - like invent islands and make their own flags, and their own laws. I think that'd be kind of fun.
The U.S. started with no stars. In fact, it started with a completely different flag. The last two were added in 1959, Hawaii and Alaska.