Data Savings:No sample table — flat share of the file, no range

Build 91 on claude/video-downsampling-matrix-tests-0306d5
Reviewing disabled
The baseline is shorter than the new snapshot (948x229 to 948x259).
Baseline History
Build 91be54c03
Current build. There are unaccepted changes, so build 62 is still the baseline.
Build 62d1c15f5 current baseline
Accepted by Cody Baker.
Commenting is disabled because there's a newer build on this branch