Update: June 16 2023 - This configuration continues to work well. Currently running macOS 13.4 (Ventura) for a Photo Library that ~1.5TB space used with ~151,000 Photos and ~5500 videos.
Risk:
Not having a COMPLETE backup of all full original resolution photos and videos that the Photos...
Update: You can find the final strategy I have settled on further down in the thread:
https://forums.macrumors.com/threads/backup-strategy-optimized-icloud-photo-library-on-mac-and-full-one-on-external-ssd.2351777/post-31738760
Hey guys,
I am considering to switch to iCloud Photo Library...