Then the Supreme Court is wrong (which isn't impossible, by the way). If I draw on my street with chalk, should I also be compelled to play a cassette on repeat outside my driveway describing what the picture is? This is absurd.
This would not apply to your street art. Americans with Disabilities Act of 1990: "No individual shall be discriminated against on the basis of disability in the full and equal enjoyment of the goods, services, facilities, privileges, advantages, or accommodations of any place of public accommodation by any person who owns, leases (or leases to), or operates a place of public accommodation." "a failure to take such s…
At the end of the day, this is just more red tape that will probably hurt small sites or deter them from being made.