Not sure where to post this. Sometimes (in ways that are difficult to replicate), I get a JSON response for a reddthat post in my browser instead of an HTML one. It's happened before on mobile (Chrome) and today also desktop (MS Edge), so I was able to make a screenshot:
I'm assuming it's related to 0.19.4, but maybe others have seen this behaviour before the upgrade. Apologies if you're already aware - I had a quick look for other mentions but didn't find any.