Even if you pay for storage and upload in full quality, it re-jpegifies it? I use Google Photos, but only the free, "high quality" uploads. I keep all the high

Even if you pay for storage and upload in full quality, it re-jpegifies it? I use Google Photos, but only the free, "high quality" uploads. I keep all the high res versions on my home server (backed up of course) and just use GP for viewing remotely, search, and its assistant features.