[pkulak]

I look forward to dealing with this on shady sites that want to disable the back button.

[immad]

This was possible without the advent of HTML5. One could always change the hash frag to your hearts content or use hidden iframes

[forgotusername]

Yup. It's kinda shocking that there doesn't appear to be some limit on the number of history entries you can push, in Firefox at least.

[catshirt]

chrome as well. i imagine it will be dealt with.

[tesseract]

and/or a rate limiter