This law trumps state law, just like the one banning guns from parks, and will never be implemented. Got a few votes though and wasted money so all good and right in Seattle politics.
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"Government does not solve problems; it subsidizes them." Ronald Reagan

"The trouble with Socialism is that you eventually run out of other people's money." Margaret Thatcher.

"How fortunate for governments that the people they administer don't think." Adolf Hitler