Comment:A root comment on mobile view

Build 7069 on ab/discussion-spacing
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Baseline History
Build 7069c1dab17
Current build. There are unaccepted changes, so build 6911 is still the baseline.
Build 6911da3a439 current baseline
Accepted by Anna Beddow.
Build 6787db61566
Accepted by Charlotte Emms.
Build 5728fd4f18e
Accepted by Sophie.
Build 5634851d814
Accepted by Sophie.
Commenting is disabled because there's a newer build on this branch