Much less of an issue than with download links for purely digital distribution.
In both cases you should make your own backups.
> inferior encodes compared to some streaming services (particularly where content is available in 4K HDR streaming, but only gets a poorly tonemapped SDR Blu-Ray release)
This is a much bigger problem with earlier shows that have only gotten DVD releases but have non-interlaced masters or professionally de-interlaced streams available for streaming.
Much less of an issue than with download links for purely digital distribution.
In both cases you should make your own backups.
> inferior encodes compared to some streaming services (particularly where content is available in 4K HDR streaming, but only gets a poorly tonemapped SDR Blu-Ray release)
This is a much bigger problem with earlier shows that have only gotten DVD releases but have non-interlaced masters or professionally de-interlaced streams available for streaming.