Why are so many Test matches finishing in two days?

- Test: 83 events in the last 90 days
- Previous: earlier the same day · Australia keep faith in Marnus Labuschagne as Test squad for South Africa tour named
What happened
Modern-day batters are being posed with different challenges across formats, while bowlers' use of the 'wobble seam' makes life harder still
Summary assembled by rule from the sources below