> Many "engineer types" will gladly care about doorknobs and infrastructure details.

Some will, and that's great, but as the blog post accurately points out, the invention of these things isn't the primary issue, it's the lack of implementation. And that isn't the fault of the engineers designing better doorknobs or ramps.

> Tech companies pushed for exactly that outcome and spent a lot on lobbying and convincing. We totally can blame them for it.

Bullshit. The US has had underfunded transit for near a century now because of our obsession with cars. Trying to blame this on tech companies is a lame excuse.