Flashback to a memorable bug report complaining that "the JPEGs I'm uploading don't work" but upon further investigation, they were trying to upload HEIC photos

Flashback to a memorable bug report complaining that "the JPEGs I'm uploading don't work" but upon further investigation, they were trying to upload HEIC photos. The field was explicit about the formats supported, but to this user, "JPEGs" just meant "images".