I rode in all weather for years
Same. And that includes snow and ice, for those at the back that think that riding a bike in winter is only possible in LA. If people can walk in that weather, people can ride a bike even more easily as the exercise keeps you warmer.
You mean mixing businesses and residential units in the same walkable neighborhood like we’ve done for thousands of years? That would never work! We must maximize commuting distances in order to reduce traffic and commuting times.