QA:QA Backwards Compat

Build 1507 on main
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Baseline History
Build 150776ec0ad current baseline
Current build. Auto-accepted
Build 1490223feae
Inherited baseline identical to build 1488
Build 148889b7206
Accepted by Josh Wooding.
Build 14865ec4ca2
Accepted by Josh Wooding.
Build 148373c9754
Accepted by Zhihao Cui.
Build 1479a8ec0ff
Auto-accepted
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