I have never seen any crime in my neighborhood first hand. I often walk at night to enjoy some fresh air and have never felt unsafe.
The city really changes greatly depending on where you are. So when I see the comments that blanket everything together as a giant failure it seems a bit unfair.
This is in contrast to other cities like Seattle where many parks are a mess and the streets haven’t been paved since 1925.
SF has many large problems, but it also still has immense natural beauty and glorious areas. All is not lost