The fact that, when using the "Just Black" GMail theme, the "Chats" icon in GMail is always black while every other icon is appropriately themed seems a very prominent UI bug to be present in what is, presumably, quite a popular web app :).

I've been having fun today trying to learn Go by writing a little tool to check my development environment.

Nice. GitHub have added Mastodon support. Add a mastodon link to your GitHub profile and you'll get the green tick if you add GitHub to your mastodon profile. Thanks to @nova via @popey for the heads up.