Nate Berkopec

I can't "thumbsup" the archived repo, so I'd like to reiterate this [comment](https://github.com/w3c/preload/issues/157#issuecomment-989452009) about using the `type` attribute to set Accept. It would certainly work for my use-case, though I...

If I'm reading Noam's comment here: https://bugs.chromium.org/p/chromium/issues/detail?id=1072144#c18 correctly, I think the underlying issue ("accept header causing preload not be accepted") is resolved?

This would help profiling Rails boot too

Add `Singed.start` to `boot.rb`, `bin/rails runner 'Singed.stop'`