You can no longer use control + click to act as right-click on a Mac in 1.13 snapshots, starting with 17w43a. This means that MacBook users that play with a trackpad will now need a mouse for playing comfortably.
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migrated
migrated
This bug is still going on in 18w22c
Please do not mark unreleased versions as affected.
You don't have access to them yet.