I also think each year should start at spring equinox. However, I think that the day of week should be how it is rather than being the same day of week each tim

I also think each year should start at spring equinox. However, I think that the day of week should be how it is rather than being the same day of week each time. Actually, I think Solar Hijri calendar will be good, but using Scientific Anno Mundi (not the usual Anno Mundi, and not Hijrah either).