I recently needed to choose between doing nightly cloud backups of my family's iOS photos in HEIC or JPG, and chose HEIC. Did I choose incorrectly? Which is mor

I recently needed to choose between doing nightly cloud backups of my family's iOS photos in HEIC or JPG, and chose HEIC. Did I choose incorrectly? Which is more future proof? Isn't it surprising that Apple is on board with AV1 so shortly after it moved iOS devices from JPG to HEIC?