G+ Desktop web javascript problems.

Open comments. Scrolling through the comments is really really slow. Start to add a comment or edit an existing comment and cursor movement is really, really slow

In both cases, it's like there's a whole load of code happening on every key press.

Ugh. This is all really painful and reducing my involvement.

I'm using the latest Chrome on a fast Windows 10 PC. Is this just me or are other people seeing this as well?

Yes. I've left feedback about it.