@mos_8502 @irenes Personally at this point i'm banking on ZFS's ability to not have silent corruption and my capacity to maintain the local raidz2 array as well as an off-site mirror of verifiable encrypted blocks.
Not everything is `perfectly image-able` however, so this isn't perfect, but it sure beats old media that's 2 solid months away from biodegrading.
At least I can check integrity of it at will, and have multiple copies