We could have bakeries, small groceries, etc. within _walking_ distance right now, if zoning allowed them to be integrated into residential areas, and people didn't expect parking.
Would that we could...
Would that we could...
But yes, many others would be fairly straightforward, the only blocking issue is political will. "A bakery on my street corner makes me scared for my neighborhood character" is a surprisingly common sentiment in the states. People don't want any kind of retail whatsoever.