One of the things I really love about how the Quantel DPB-7001 "Paintbox" treats disks is how it could be a case study in how to responsibly not care about data integrity.
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Digital VTRs do have some error correction and then concealment when that fails. Final gen DigiBeta used the ‘read the tape more than once’ technique rather than tracking accurately ISTR.
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720x576 for SD digital component - D1 and D5 were 4:2:2 uncompressed, DigiBeta and DV were compressed. HD VTRs are 1920x1080 4:2:2 (lightly compressed - sometimes lossless) for HD Cam SR, and 1440x1080 (more heavily compressed) for HD Cam (3:1:1)
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DigiBeta could be lossless on some content (like HD Cam SR) but fell back to lossy when it ran out of data.
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