Two HN Announcements

As part of the organizational change, I'd love to see a plan to making the Hacker News site work great on mobile.

If we're making feature requests here I'll add mine:

Please add the ability to undo/change an upvote or downvote. It's very easy to accidentally vote on something when scrolling on a mobile device.

When does the downvote become available? I'm at 298 with no ability to afaik.