There’s no shortage of people who want to tell you what to do and how to do it, don’t you know.
As here, where it appears that a small cabal has paid good money for an orange sign to direct traffic away from Golden Gate Park.
Uh, this is not an official City and County of San Francisco sign. Ergo, it is an usurpation of authoritah:

Click to expand
If this wobbly POS gets reinforced with about 100 pounds of QUIKRETE pronto, then it might last a week.
If not, then the over-under is two days, place your bets.
The sign you see above needs to be destroyed. This is not up for discussion.
“It is a visual and therefore, a visceral betrayal. Stop it.”
John Malkovich, Transformers III, Dark of the Moon